[enh] add simple theme (WIP)

10 files changed, 3073 insertions, 0 deletions

diff --git a/searx/static/themes/simple/js/searx.js b/searx/static/themes/simple/js/searx.js
new file mode 100644
index 000000000..64329fde1
--- /dev/null
+++ b/searx/static/themes/simple/js/searx.js
@@ -0,0 +1,1534 @@
+/**
+* searx is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Affero General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* searx is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Affero General Public License for more details.
+*
+* You should have received a copy of the GNU Affero General Public License
+* along with searx. If not, see < http://www.gnu.org/licenses/ >.
+*
+* (C) 2017 by Alexandre Flament, <alex@al-f.net>
+*
+*/
+(function(w, d, searx) {
+
+  'use strict';
+
+  // not invented here tookit with bugs fixed elsewhere
+  // purposes : be just good enough and as small as possible
+
+  // from https://plainjs.com/javascript/events/live-binding-event-handlers-14/
+  if (w.Element) {
+    (function(ElementPrototype) {
+      ElementPrototype.matches = ElementPrototype.matches ||
+      ElementPrototype.matchesSelector ||
+      ElementPrototype.webkitMatchesSelector ||
+      ElementPrototype.msMatchesSelector ||
+      function(selector) {
+        var node = this, nodes = (node.parentNode || node.document).querySelectorAll(selector), i = -1;
+        while (nodes[++i] && nodes[i] != node);
+        return !!nodes[i];
+      };
+    })(Element.prototype);
+  }
+
+  function callbackSafe(callback, el, e) {
+    try {
+      callback.call(el, e);
+    } catch (exception) {
+      console.log(exception);
+    }
+  }
+
+  searx = searx || {};
+
+  searx.on = function(obj, eventType, callback, useCapture) {
+    useCapture = useCapture || false;
+    if (typeof obj !== 'string') {
+      // obj HTMLElement, HTMLDocument
+      obj.addEventListener(eventType, callback, useCapture);
+    } else {
+      // obj is a selector
+      d.addEventListener(eventType, function(e) {
+        var el = e.target || e.srcElement, found = false;
+        while (el && el.matches && el !== d && !(found = el.matches(obj))) el = el.parentElement;
+        if (found) callbackSafe(callback, el, e);
+      }, useCapture);
+    }
+  };
+
+  searx.ready = function(callback) {
+    if (document.readyState != 'loading') {
+      callback.call(w);
+    } else {
+      w.addEventListener('DOMContentLoaded', callback.bind(w));
+    }
+  };
+
+  searx.http = function(method, url, callback) {
+    var req = new XMLHttpRequest(),
+    resolve = function() {},
+    reject = function() {},
+    promise = {
+      then: function(callback) { resolve = callback; return promise; },
+      catch: function(callback) { reject = callback; return promise; }
+    };
+
+    try {
+      req.open(method, url, true);
+
+      // On load
+      req.onload = function() {
+        if (req.status == 200) {
+          resolve(req.response, req.responseType);
+        } else {
+          reject(Error(req.statusText));
+        }
+      };
+
+      // Handle network errors
+      req.onerror = function() {
+        reject(Error("Network Error"));
+      };
+
+      req.onabort = function() {
+        reject(Error("Transaction is aborted"));
+      };
+
+      // Make the request
+      req.send();
+    } catch (ex) {
+      reject(ex);
+    }
+
+    return promise;
+  };
+
+  searx.loadStyle = function(src) {
+    var path = searx.staticPath + src,
+    id = "style_" + src.replace('.', '_'),
+    s = d.getElementById(id);
+    if (s === null) {
+      s = d.createElement('link');
+      s.setAttribute('id', id);
+      s.setAttribute('rel', 'stylesheet');
+      s.setAttribute('type', 'text/css');
+      s.setAttribute('href', path);
+      d.body.appendChild(s);
+    }
+  };
+
+  searx.loadScript = function(src, callback) {
+    var path = searx.staticPath + src,
+    id = "script_" + src.replace('.', '_'),
+    s = d.getElementById(id);
+    if (s === null) {
+      s = d.createElement('script');
+      s.setAttribute('id', id);
+      s.setAttribute('src', path);
+      s.onload = callback;
+      s.onerror = function() {
+        s.setAttribute('error', '1');
+      };
+      d.body.appendChild(s);
+    } else if (!s.hasAttribute('error')) {
+      try {
+        callback.apply(s, []);
+      } catch (exception) {
+        console.log(exception);
+      }
+    } else {
+      console.log("callback not executed : script '" + path + "' not loaded.");
+    }
+  };
+
+  searx.on('.close', 'click', function(e) {
+    var el = e.target || e.srcElement;
+    this.parentNode.style.display="None";
+  });
+  return searx;
+})(window, document, window.searx);
+;(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.AutoComplete = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
+/*
+ * @license MIT
+ *
+ * Autocomplete.js v2.6.3
+ * Developed by Baptiste Donaux
+ * http://autocomplete-js.com
+ *
+ * (c) 2017, Baptiste Donaux
+ */
+"use strict";
+var ConditionOperator;
+(function (ConditionOperator) {
+    ConditionOperator[ConditionOperator["AND"] = 0] = "AND";
+    ConditionOperator[ConditionOperator["OR"] = 1] = "OR";
+})(ConditionOperator || (ConditionOperator = {}));
+var EventType;
+(function (EventType) {
+    EventType[EventType["KEYDOWN"] = 0] = "KEYDOWN";
+    EventType[EventType["KEYUP"] = 1] = "KEYUP";
+})(EventType || (EventType = {}));
+/**
+ * Core
+ *
+ * @class
+ * @author Baptiste Donaux <baptiste.donaux@gmail.com> @baptistedonaux
+ */
+var AutoComplete = (function () {
+    // Constructor
+    function AutoComplete(params, selector) {
+        if (params === void 0) { params = {}; }
+        if (selector === void 0) { selector = "[data-autocomplete]"; }
+        if (Array.isArray(selector)) {
+            selector.forEach(function (s) {
+                new AutoComplete(params, s);
+            });
+        }
+        else if (typeof selector == "string") {
+            var elements = document.querySelectorAll(selector);
+            Array.prototype.forEach.call(elements, function (input) {
+                new AutoComplete(params, input);
+            });
+        }
+        else {
+            var specificParams = AutoComplete.merge(AutoComplete.defaults, params, {
+                DOMResults: document.createElement("div")
+            });
+            AutoComplete.prototype.create(specificParams, selector);
+            return specificParams;
+        }
+    }
+    AutoComplete.prototype.create = function (params, element) {
+        params.Input = element;
+        if (params.Input.nodeName.match(/^INPUT$/i) && (params.Input.hasAttribute("type") === false || params.Input.getAttribute("type").match(/^TEXT|SEARCH$/i))) {
+            params.Input.setAttribute("autocomplete", "off");
+            params._Position(params);
+            params.Input.parentNode.appendChild(params.DOMResults);
+            params.$Listeners = {
+                blur: params._Blur.bind(params),
+                destroy: AutoComplete.prototype.destroy.bind(null, params),
+                focus: params._Focus.bind(params),
+                keyup: AutoComplete.prototype.event.bind(null, params, EventType.KEYUP),
+                keydown: AutoComplete.prototype.event.bind(null, params, EventType.KEYDOWN),
+                position: params._Position.bind(params)
+            };
+            for (var event in params.$Listeners) {
+                params.Input.addEventListener(event, params.$Listeners[event]);
+            }
+        }
+    };
+    AutoComplete.prototype.getEventsByType = function (params, type) {
+        var mappings = {};
+        for (var key in params.KeyboardMappings) {
+            var event = EventType.KEYUP;
+            if (params.KeyboardMappings[key].Event !== undefined) {
+                event = params.KeyboardMappings[key].Event;
+            }
+            if (event == type) {
+                mappings[key] = params.KeyboardMappings[key];
+            }
+        }
+        return mappings;
+    };
+    AutoComplete.prototype.event = function (params, type, event) {
+        var eventIdentifier = function (condition) {
+            if ((match === true && mapping.Operator == ConditionOperator.AND) || (match === false && mapping.Operator == ConditionOperator.OR)) {
+                condition = AutoComplete.merge({
+                    Not: false
+                }, condition);
+                if (condition.hasOwnProperty("Is")) {
+                    if (condition.Is == event.keyCode) {
+                        match = !condition.Not;
+                    }
+                    else {
+                        match = condition.Not;
+                    }
+                }
+                else if (condition.hasOwnProperty("From") && condition.hasOwnProperty("To")) {
+                    if (event.keyCode >= condition.From && event.keyCode <= condition.To) {
+                        match = !condition.Not;
+                    }
+                    else {
+                        match = condition.Not;
+                    }
+                }
+            }
+        };
+        for (var name in AutoComplete.prototype.getEventsByType(params, type)) {
+            var mapping = AutoComplete.merge({
+                Operator: ConditionOperator.AND
+            }, params.KeyboardMappings[name]), match = ConditionOperator.AND == mapping.Operator;
+            mapping.Conditions.forEach(eventIdentifier);
+            if (match === true) {
+                mapping.Callback.call(params, event);
+            }
+        }
+    };
+    AutoComplete.prototype.makeRequest = function (params, callback) {
+        var propertyHttpHeaders = Object.getOwnPropertyNames(params.HttpHeaders), request = new XMLHttpRequest(), method = params._HttpMethod(), url = params._Url(), queryParams = params._Pre(), queryParamsStringify = encodeURIComponent(params._QueryArg()) + "=" + encodeURIComponent(queryParams);
+        if (method.match(/^GET$/i)) {
+            if (url.indexOf("?") !== -1) {
+                url += "&" + queryParamsStringify;
+            }
+            else {
+                url += "?" + queryParamsStringify;
+            }
+        }
+        request.open(method, url, true);
+        for (var i = propertyHttpHeaders.length - 1; i >= 0; i--) {
+            request.setRequestHeader(propertyHttpHeaders[i], params.HttpHeaders[propertyHttpHeaders[i]]);
+        }
+        request.onreadystatechange = function () {
+            if (request.readyState == 4 && request.status == 200) {
+                params.$Cache[queryParams] = request.response;
+                callback(request.response);
+            }
+        };
+        return request;
+    };
+    AutoComplete.prototype.ajax = function (params, request, timeout) {
+        if (timeout === void 0) { timeout = true; }
+        if (params.$AjaxTimer) {
+            window.clearTimeout(params.$AjaxTimer);
+        }
+        if (timeout === true) {
+            params.$AjaxTimer = window.setTimeout(AutoComplete.prototype.ajax.bind(null, params, request, false), params.Delay);
+        }
+        else {
+            if (params.Request) {
+                params.Request.abort();
+            }
+            params.Request = request;
+            params.Request.send(params._QueryArg() + "=" + params._Pre());
+        }
+    };
+    AutoComplete.prototype.cache = function (params, callback) {
+        var response = params._Cache(params._Pre());
+        if (response === undefined) {
+            var request = AutoComplete.prototype.makeRequest(params, callback);
+            AutoComplete.prototype.ajax(params, request);
+        }
+        else {
+            callback(response);
+        }
+    };
+    AutoComplete.prototype.destroy = function (params) {
+        for (var event in params.$Listeners) {
+            params.Input.removeEventListener(event, params.$Listeners[event]);
+        }
+        params.DOMResults.parentNode.removeChild(params.DOMResults);
+    };
+    return AutoComplete;
+}());
+AutoComplete.merge = function () {
+    var merge = {}, tmp;
+    for (var i = 0; i < arguments.length; i++) {
+        for (tmp in arguments[i]) {
+            merge[tmp] = arguments[i][tmp];
+        }
+    }
+    return merge;
+};
+AutoComplete.defaults = {
+    Delay: 150,
+    EmptyMessage: "No result here",
+    Highlight: {
+        getRegex: function (value) {
+            return new RegExp(value, "ig");
+        },
+        transform: function (value) {
+            return "<strong>" + value + "</strong>";
+        }
+    },
+    HttpHeaders: {
+        "Content-type": "application/x-www-form-urlencoded"
+    },
+    Limit: 0,
+    MinChars: 0,
+    HttpMethod: "GET",
+    QueryArg: "q",
+    Url: null,
+    KeyboardMappings: {
+        "Enter": {
+            Conditions: [{
+                    Is: 13,
+                    Not: false
+                }],
+            Callback: function (event) {
+                if (this.DOMResults.getAttribute("class").indexOf("open") != -1) {
+                    var liActive = this.DOMResults.querySelector("li.active");
+                    if (liActive !== null) {
+                        event.preventDefault();
+                        this._Select(liActive);
+                        this.DOMResults.setAttribute("class", "autocomplete");
+                    }
+                }
+            },
+            Operator: ConditionOperator.AND,
+            Event: EventType.KEYDOWN
+        },
+        "KeyUpAndDown_down": {
+            Conditions: [{
+                    Is: 38,
+                    Not: false
+                },
+                {
+                    Is: 40,
+                    Not: false
+                }],
+            Callback: function (event) {
+                event.preventDefault();
+            },
+            Operator: ConditionOperator.OR,
+            Event: EventType.KEYDOWN
+        },
+        "KeyUpAndDown_up": {
+            Conditions: [{
+                    Is: 38,
+                    Not: false
+                },
+                {
+                    Is: 40,
+                    Not: false
+                }],
+            Callback: function (event) {
+                event.preventDefault();
+                var first = this.DOMResults.querySelector("li:first-child:not(.locked)"), last = this.DOMResults.querySelector("li:last-child:not(.locked)"), active = this.DOMResults.querySelector("li.active");
+                if (active) {
+                    var currentIndex = Array.prototype.indexOf.call(active.parentNode.children, active), position = currentIndex + (event.keyCode - 39), lisCount = this.DOMResults.getElementsByTagName("li").length;
+                    if (position < 0) {
+                        position = lisCount - 1;
+                    }
+                    else if (position >= lisCount) {
+                        position = 0;
+                    }
+                    active.classList.remove("active");
+                    active.parentElement.children.item(position).classList.add("active");
+                }
+                else if (last && event.keyCode == 38) {
+                    last.classList.add("active");
+                }
+                else if (first) {
+                    first.classList.add("active");
+                }
+            },
+            Operator: ConditionOperator.OR,
+            Event: EventType.KEYUP
+        },
+        "AlphaNum": {
+            Conditions: [{
+                    Is: 13,
+                    Not: true
+                }, {
+                    From: 35,
+                    To: 40,
+                    Not: true
+                }],
+            Callback: function () {
+                var oldValue = this.Input.getAttribute("data-autocomplete-old-value"), currentValue = this._Pre();
+                if (currentValue !== "" && currentValue.length >= this._MinChars()) {
+                    if (!oldValue || currentValue != oldValue) {
+                        this.DOMResults.setAttribute("class", "autocomplete open");
+                    }
+                    AutoComplete.prototype.cache(this, function (response) {
+                        this._Render(this._Post(response));
+                        this._Open();
+                    }.bind(this));
+                }
+            },
+            Operator: ConditionOperator.AND,
+            Event: EventType.KEYUP
+        }
+    },
+    DOMResults: null,
+    Request: null,
+    Input: null,
+    /**
+     * Return the message when no result returns
+     */
+    _EmptyMessage: function () {
+        var emptyMessage = "";
+        if (this.Input.hasAttribute("data-autocomplete-empty-message")) {
+            emptyMessage = this.Input.getAttribute("data-autocomplete-empty-message");
+        }
+        else if (this.EmptyMessage !== false) {
+            emptyMessage = this.EmptyMessage;
+        }
+        else {
+            emptyMessage = "";
+        }
+        return emptyMessage;
+    },
+    /**
+     * Returns the maximum number of results
+     */
+    _Limit: function () {
+        var limit = this.Input.getAttribute("data-autocomplete-limit");
+        if (isNaN(limit) || limit === null) {
+            return this.Limit;
+        }
+        return parseInt(limit, 10);
+    },
+    /**
+     * Returns the minimum number of characters entered before firing ajax
+     */
+    _MinChars: function () {
+        var minchars = this.Input.getAttribute("data-autocomplete-minchars");
+        if (isNaN(minchars) || minchars === null) {
+            return this.MinChars;
+        }
+        return parseInt(minchars, 10);
+    },
+    /**
+     * Apply transformation on labels response
+     */
+    _Highlight: function (label) {
+        return label.replace(this.Highlight.getRegex(this._Pre()), this.Highlight.transform);
+    },
+    /**
+     * Returns the HHTP method to use
+     */
+    _HttpMethod: function () {
+        if (this.Input.hasAttribute("data-autocomplete-method")) {
+            return this.Input.getAttribute("data-autocomplete-method");
+        }
+        return this.HttpMethod;
+    },
+    /**
+     * Returns the query param to use
+     */
+    _QueryArg: function () {
+        if (this.Input.hasAttribute("data-autocomplete-param-name")) {
+            return this.Input.getAttribute("data-autocomplete-param-name");
+        }
+        return this.QueryArg;
+    },
+    /**
+     * Returns the URL to use for AJAX request
+     */
+    _Url: function () {
+        if (this.Input.hasAttribute("data-autocomplete")) {
+            return this.Input.getAttribute("data-autocomplete");
+        }
+        return this.Url;
+    },
+    /**
+     * Manage the close
+     */
+    _Blur: function (now) {
+        if (now === true) {
+            this.DOMResults.setAttribute("class", "autocomplete");
+            this.Input.setAttribute("data-autocomplete-old-value", this.Input.value);
+        }
+        else {
+            var params = this;
+            setTimeout(function () {
+                params._Blur(true);
+            }, 150);
+        }
+    },
+    /**
+     * Manage the cache
+     */
+    _Cache: function (value) {
+        return this.$Cache[value];
+    },
+    /**
+     * Manage the open
+     */
+    _Focus: function () {
+        var oldValue = this.Input.getAttribute("data-autocomplete-old-value");
+        if ((!oldValue || this.Input.value != oldValue) && this._MinChars() <= this.Input.value.length) {
+            this.DOMResults.setAttribute("class", "autocomplete open");
+        }
+    },
+    /**
+     * Bind all results item if one result is opened
+     */
+    _Open: function () {
+        var params = this;
+        Array.prototype.forEach.call(this.DOMResults.getElementsByTagName("li"), function (li) {
+            if (li.getAttribute("class") != "locked") {
+		            li.onclick = function (event) {
+                    params._Select(li);
+                };
+                li.onmouseenter = function () {
+                    var active = params.DOMResults.querySelector("li.active");
+                    if (active !== li) {
+                        if (active !== null) {
+                            active.classList.remove("active");
+                        }
+                        li.classList.add("active");
+                    }
+                };
+            }
+        });
+    },
+    /**
+     * Position the results HTML element
+     */
+    _Position: function () {
+        this.DOMResults.setAttribute("class", "autocomplete");
+        this.DOMResults.setAttribute("style", "top:" + (this.Input.offsetTop + this.Input.offsetHeight) + "px;left:" + this.Input.offsetLeft + "px;width:" + this.Input.clientWidth + "px;");
+    },
+    /**
+     * Execute the render of results DOM element
+     */
+    _Render: function (response) {
+        var ul;
+        if (typeof response == "string") {
+            ul = this._RenderRaw(response);
+        }
+        else {
+            ul = this._RenderResponseItems(response);
+        }
+        if (this.DOMResults.hasChildNodes()) {
+            this.DOMResults.removeChild(this.DOMResults.childNodes[0]);
+        }
+        this.DOMResults.appendChild(ul);
+    },
+    /**
+     * ResponseItems[] rendering
+     */
+    _RenderResponseItems: function (response) {
+        var ul = document.createElement("ul"), li = document.createElement("li"), limit = this._Limit();
+        // Order
+        if (limit < 0) {
+            response = response.reverse();
+        }
+        else if (limit === 0) {
+            limit = response.length;
+        }
+        for (var item = 0; item < Math.min(Math.abs(limit), response.length); item++) {
+            li.innerHTML = response[item].Label;
+            li.setAttribute("data-autocomplete-value", response[item].Value);
+            ul.appendChild(li);
+            li = document.createElement("li");
+        }
+        return ul;
+    },
+    /**
+     * string response rendering (RAW HTML)
+     */
+    _RenderRaw: function (response) {
+        var ul = document.createElement("ul"), li = document.createElement("li");
+        if (response.length > 0) {
+            this.DOMResults.innerHTML = response;
+        }
+        else {
+            var emptyMessage = this._EmptyMessage();
+            if (emptyMessage !== "") {
+                li.innerHTML = emptyMessage;
+                li.setAttribute("class", "locked");
+                ul.appendChild(li);
+            }
+        }
+        return ul;
+    },
+    /**
+     * Deal with request response
+     */
+    _Post: function (response) {
+        try {
+            var returnResponse = [];
+            //JSON return
+            var json = JSON.parse(response);
+            if (Object.keys(json).length === 0) {
+                return "";
+            }
+            if (Array.isArray(json)) {
+                for (var i = 0; i < Object.keys(json).length; i++) {
+                    returnResponse[returnResponse.length] = { "Value": json[i], "Label": this._Highlight(json[i]) };
+                }
+            }
+            else {
+                for (var value in json) {
+                    returnResponse.push({
+                        "Value": value,
+                        "Label": this._Highlight(json[value])
+                    });
+                }
+            }
+            return returnResponse;
+        }
+        catch (event) {
+            //HTML return
+            return response;
+        }
+    },
+    /**
+     * Return the autocomplete value to send (before request)
+     */
+    _Pre: function () {
+        return this.Input.value;
+    },
+    /**
+     * Choice one result item
+     */
+    _Select: function (item) {
+	console.log('test test test');
+        if (item.hasAttribute("data-autocomplete-value")) {
+            this.Input.value = item.getAttribute("data-autocomplete-value");
+        }
+        else {
+            this.Input.value = item.innerHTML;
+        }
+        this.Input.setAttribute("data-autocomplete-old-value", this.Input.value);
+    },
+    $AjaxTimer: null,
+    $Cache: {},
+    $Listeners: {}
+};
+module.exports = AutoComplete;
+
+},{}]},{},[1])(1)
+});
+;/**
+*
+* Google Image Layout v0.0.1
+* Description, by Anh Trinh.
+* Heavily modified for searx
+* http://trinhtrunganh.com
+*
+* @license Free to use under the MIT License.
+*
+*/
+(function(w, d) {
+  'use strict';
+  
+  function ImageLayout(container_selector, results_selector, img_selector, maxHeight) {
+    this.container_selector = container_selector;
+    this.results_selector = results_selector;
+    this.img_selector = img_selector;
+    this.margin = 10;
+    this.maxHeight = maxHeight;
+    this._alignAllDone = true;
+  }
+
+  /**
+  * Get the height that make all images fit the container
+  *
+  * width = w1 + w2 + w3 + ... = r1*h + r2*h + r3*h + ...
+  *
+  * @param  {[type]} images the images to be calculated
+  * @param  {[type]} width  the container witdth
+  * @param  {[type]} margin the margin between each image
+  *
+  * @return {[type]}        the height
+  */
+  ImageLayout.prototype._getHeigth = function(images, width) {
+    var r = 0,
+    img;
+
+    width -= images.length * this.margin;
+    for (var i = 0; i < images.length; i++) {
+      img = images[i];
+      if ((img.naturalWidth > 0) && (img.naturalHeight > 0)) {
+        r += img.naturalWidth / img.naturalHeight;
+      } else {
+        // assume that not loaded images are square
+        r += 1;
+      }
+    }
+
+    return width / r; //have to round down because Firefox will automatically roundup value with number of decimals > 3
+  };
+
+  ImageLayout.prototype._setSize = function(images, height) {
+    var img, imgWidth, imagesLength = images.length;
+    for (var i = 0; i < imagesLength; i++) {
+      img = images[i];
+      if ((img.naturalWidth > 0) && (img.naturalHeight > 0)) {
+        imgWidth = height * img.naturalWidth / img.naturalHeight;
+      } else {
+        // not loaded image : make it square as _getHeigth said it
+        imgWidth = height;
+      }
+      img.style.width = imgWidth + 'px';
+      img.style.height = height + 'px';
+      img.style.marginLeft = '3px';
+      img.style.marginTop = '3px';
+      img.style.marginRight = this.margin - 7 + 'px'; // -4 is the negative margin of the inline element
+      img.style.marginBottom = this.margin - 7 + 'px';
+    }
+  };
+
+  ImageLayout.prototype._alignImgs = function(imgGroup) {
+    var slice, h,
+    containerWidth = d.querySelector(this.container_selector).clientWidth;
+
+    w: while (imgGroup.length > 0) {
+      for (var i = 1; i <= imgGroup.length; i++) {
+        slice = imgGroup.slice(0, i);
+        h = this._getHeigth(slice, containerWidth);
+        if (h < this.maxHeight) {
+          this._setSize(slice, h);
+          imgGroup = imgGroup.slice(i);
+          continue w;
+        }
+      }
+      this._setSize(slice, Math.min(this.maxHeight, h));
+      break;
+    }
+  };
+
+  ImageLayout.prototype.align = function(results_selector) {
+    var results_selectorNode = d.querySelectorAll(this.results_selector),
+    results_length = results_selectorNode.length,
+    previous = null,
+    current = null,
+    imgGroup = [];
+    for (var i = 0; i < results_length; i++) {
+      current = results_selectorNode[i];
+      if (current.previousElementSibling !== previous && imgGroup.length > 0) {
+        // the current image is not conected to previous one
+        // so the current image is the start of a new group of images.
+        // so call _alignImgs to align the current group
+        this._alignImgs(imgGroup);
+        // and start a new empty group of images
+        imgGroup = [];
+      }
+      // add the current image to the group (only the img tag)
+      imgGroup.push(current.querySelector(this.img_selector));
+      // update the previous variable
+      previous = current;
+    }
+    // align the remaining images
+    if (imgGroup.length > 0) {
+      this._alignImgs(imgGroup);
+    }
+  };
+
+  ImageLayout.prototype.watch = function() {
+    var i, img, imgGroup, imgNodeLength,
+    obj = this,
+    results_nodes = d.querySelectorAll(this.results_selector),
+    results_length = results_nodes.length;
+
+    function align(e) {
+      obj.align();
+    }
+
+    function throttleAlign(e) {
+      if (obj._alignAllDone) {
+        obj._alignAllDone = false;
+        setTimeout(function() {
+          obj.align();
+          obj._alignAllDone = true;
+        }, 100);
+      }
+    }
+
+    w.addEventListener('resize', throttleAlign);
+    w.addEventListener('pageshow', align);
+
+    for (i = 0; i < results_length; i++) {
+      img = results_nodes[i].querySelector(this.img_selector);
+      if (typeof img !== 'undefined') {
+        img.addEventListener('load', throttleAlign);
+        img.addEventListener('error', throttleAlign);
+      }
+    }
+  };
+
+  w.searx.ImageLayout = ImageLayout;
+
+})(window, document);
+;searx.ready(function() {
+
+  searx.on('.result', 'click', function() {
+    highlightResult(this)(true);
+  });
+
+  searx.on('.result a', 'focus', function(e) {
+    var el = e.target;
+    while (el !== undefined) {
+      if (el.classList.contains('result')) {
+        if (el.getAttribute("data-vim-selected") === null) {
+          highlightResult(el)(true);
+        }
+        break;
+      }
+      el = el.parentNode;
+    }
+  }, true);
+
+  var vimKeys = {
+    27: {
+      key: 'Escape',
+      fun: removeFocus,
+      des: 'remove focus from the focused input',
+      cat: 'Control'
+    },
+    73: {
+      key: 'i',
+      fun: searchInputFocus,
+      des: 'focus on the search input',
+      cat: 'Control'
+    },
+    66: {
+      key: 'b',
+      fun: scrollPage(-window.innerHeight),
+      des: 'scroll one page up',
+      cat: 'Navigation'
+    },
+    70: {
+      key: 'f',
+      fun: scrollPage(window.innerHeight),
+      des: 'scroll one page down',
+      cat: 'Navigation'
+    },
+    85: {
+      key: 'u',
+      fun: scrollPage(-window.innerHeight / 2),
+      des: 'scroll half a page up',
+      cat: 'Navigation'
+    },
+    68: {
+      key: 'd',
+      fun: scrollPage(window.innerHeight / 2),
+      des: 'scroll half a page down',
+      cat: 'Navigation'
+    },
+    71: {
+      key: 'g',
+      fun: scrollPageTo(-document.body.scrollHeight, 'top'),
+      des: 'scroll to the top of the page',
+      cat: 'Navigation'
+    },
+    86: {
+      key: 'v',
+      fun: scrollPageTo(document.body.scrollHeight, 'bottom'),
+      des: 'scroll to the bottom of the page',
+      cat: 'Navigation'
+    },
+    75: {
+      key: 'k',
+      fun: highlightResult('up'),
+      des: 'select previous search result',
+      cat: 'Results'
+    },
+    74: {
+      key: 'j',
+      fun: highlightResult('down'),
+      des: 'select next search result',
+      cat: 'Results'
+    },
+    80: {
+      key: 'p',
+      fun: pageButtonClick(0),
+      des: 'go to previous page',
+      cat: 'Results'
+    },
+    78: {
+      key: 'n',
+      fun: pageButtonClick(1),
+      des: 'go to next page',
+      cat: 'Results'
+    },
+    79: {
+      key: 'o',
+      fun: openResult(false),
+      des: 'open search result',
+      cat: 'Results'
+    },
+    84: {
+      key: 't',
+      fun: openResult(true),
+      des: 'open the result in a new tab',
+      cat: 'Results'
+    },
+    82: {
+      key: 'r',
+      fun: reloadPage,
+      des: 'reload page from the server',
+      cat: 'Control'
+    },
+    72: {
+      key: 'h',
+      fun: toggleHelp,
+      des: 'toggle help window',
+      cat: 'Other'
+    }
+  };
+
+  searx.on(document, "keyup", function(e) {
+    // check for modifiers so we don't break browser's hotkeys
+    if (vimKeys.hasOwnProperty(e.keyCode) && !e.ctrlKey && !e.altKey && !e.shiftKey && !e.metaKey) {
+      var tagName = e.target.tagName.toLowerCase();
+      if (e.keyCode === 27) {
+        if (tagName === 'input' || tagName === 'select' || tagName === 'textarea') {
+          vimKeys[e.keyCode].fun();
+        }
+      } else {
+        if (e.target === document.body || tagName === 'a' || tagName === 'button') {
+          vimKeys[e.keyCode].fun();
+        }
+      }
+    }
+  });
+
+  function highlightResult(which) {
+    return function(noScroll) {
+      var current = document.querySelector('.result[data-vim-selected]'),
+      effectiveWhich = which;
+      if (current === null) {
+        // no selection : choose the first one
+        current = document.querySelector('.result');
+        if (current === null) {
+          // no first one : there are no results
+          return;
+        }
+        // replace up/down actions by selecting first one
+        if (which === "down" || which === "up") {
+          effectiveWhich = current;
+        }
+      }
+
+      var next, results = document.querySelectorAll('.result');
+
+      if (typeof effectiveWhich !== 'string') {
+        next = effectiveWhich;
+      } else {
+        switch (effectiveWhich) {
+          case 'visible':
+          var top = document.documentElement.scrollTop || document.body.scrollTop;
+          var bot = top + document.documentElement.clientHeight;
+
+          for (var i = 0; i < results.length; i++) {
+            next = results[i];
+            var etop = next.offsetTop;
+            var ebot = etop + next.clientHeight;
+
+            if ((ebot <= bot) && (etop > top)) {
+              break;
+            }
+          }
+          break;
+          case 'down':
+          next = current.nextElementSibling;
+          if (next === null) {
+            next = results[0];
+          }
+          break;
+          case 'up':
+          next = current.previousElementSibling;
+          if (next === null) {
+            next = results[results.length - 1];
+          }
+          break;
+          case 'bottom':
+          next = results[results.length - 1];
+          break;
+          case 'top':
+          /* falls through */
+          default:
+          next = results[0];
+        }
+      }
+
+      if (next) {
+        current.removeAttribute('data-vim-selected');
+        next.setAttribute('data-vim-selected', 'true');
+        var link = next.querySelector('h3 a') || next.querySelector('a');
+        if (link !== null) {
+          link.focus();
+        }
+        if (!noScroll) {
+          scrollPageToSelected();
+        }
+      }
+    };
+  }
+
+  function reloadPage() {
+    document.location.reload(true);
+  }
+
+  function removeFocus() {
+    if (document.activeElement) {
+      document.activeElement.blur();
+    }
+  }
+
+  function pageButtonClick(num) {
+    return function() {
+      var buttons = $('div#pagination button[type="submit"]');
+      if (buttons.length !== 2) {
+        console.log('page navigation with this theme is not supported');
+        return;
+      }
+      if (num >= 0 && num < buttons.length) {
+        buttons[num].click();
+      } else {
+        console.log('pageButtonClick(): invalid argument');
+      }
+    };
+  }
+
+  function scrollPageToSelected() {
+    var sel = document.querySelector('.result[data-vim-selected]');
+    if (sel === null) {
+      return;
+    }
+    var wtop = document.documentElement.scrollTop || document.body.scrollTop,
+    wheight = document.documentElement.clientHeight,
+    etop = sel.offsetTop,
+    ebot = etop + sel.clientHeight,
+    offset = 120;
+    // first element ?
+    if ((sel.previousElementSibling === null) && (ebot < wheight)) {
+      // set to the top of page if the first element
+      // is fully included in the viewport
+      window.scroll(window.scrollX, 0);
+      return;
+    }
+    if (wtop > (etop - offset)) {
+      window.scroll(window.scrollX, etop - offset);
+    } else {
+      var wbot = wtop + wheight;
+      if (wbot < (ebot + offset)) {
+        window.scroll(window.scrollX, ebot - wheight + offset);
+      }
+    }
+  }
+
+  function scrollPage(amount) {
+    return function() {
+      window.scrollBy(0, amount);
+      highlightResult('visible')();
+    };
+  }
+
+  function scrollPageTo(position, nav) {
+    return function() {
+      window.scrollTo(0, position);
+      highlightResult(nav)();
+    };
+  }
+
+  function searchInputFocus() {
+    window.scrollTo(0, 0);
+    document.querySelector('#q').focus();
+  }
+
+  function openResult(newTab) {
+    return function() {
+      var link = document.querySelector('.result[data-vim-selected] h3 a');
+      if (link !== null) {
+        var url = link.getAttribute('href');
+        if (newTab) {
+          window.open(url);
+        } else {
+          window.location.href = url;
+        }
+      }
+    };
+  }
+
+  function toggleHelp() {
+    var helpPanel = document.querySelector('#vim-hotkeys-help');
+    if (helpPanel.length) {
+      helpPanel.classList.toggle('hidden');
+      return;
+    }
+
+    var categories = {};
+
+    for (var k in vimKeys) {
+      var key = vimKeys[k];
+      categories[key.cat] = categories[key.cat] || [];
+      categories[key.cat].push(key);
+    }
+
+    var sorted = Object.keys(categories).sort(function(a, b) {
+      return categories[b].length - categories[a].length;
+    });
+
+    if (sorted.length === 0) {
+      return;
+    }
+
+    var html = '<div id="vim-hotkeys-help" class="well vim-hotkeys-help">';
+    html += '<div class="container-fluid">';
+
+    html += '<div class="row">';
+    html += '<div class="col-sm-12">';
+    html += '<h3>How to navigate searx with Vim-like hotkeys</h3>';
+    html += '</div>'; // col-sm-12
+    html += '</div>'; // row
+
+    for (var i = 0; i < sorted.length; i++) {
+      var cat = categories[sorted[i]];
+
+      var lastCategory = i === (sorted.length - 1);
+      var first = i % 2 === 0;
+
+      if (first) {
+        html += '<div class="row dflex">';
+      }
+      html += '<div class="col-sm-' + (first && lastCategory ? 12 : 6) + ' dflex">';
+
+      html += '<div class="panel panel-default iflex">';
+      html += '<div class="panel-heading">' + cat[0].cat + '</div>';
+      html += '<div class="panel-body">';
+      html += '<ul class="list-unstyled">';
+
+      for (var cj in cat) {
+        html += '<li><kbd>' + cat[cj].key + '</kbd> ' + cat[cj].des + '</li>';
+      }
+
+      html += '</ul>';
+      html += '</div>'; // panel-body
+      html += '</div>'; // panel
+      html += '</div>'; // col-sm-*
+
+      if (!first || lastCategory) {
+        html += '</div>'; // row
+      }
+    }
+
+    html += '</div>'; // container-fluid
+    html += '</div>'; // vim-hotkeys-help
+
+    $('body').append(html);
+  }
+});
+;/**
+* searx is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Affero General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* searx is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Affero General Public License for more details.
+*
+* You should have received a copy of the GNU Affero General Public License
+* along with searx. If not, see < http://www.gnu.org/licenses/ >.
+*
+* (C) 2014 by Thomas Pointhuber, <thomas.pointhuber@gmx.at>
+* (C) 2017 by Alexandre Flament, <alex@al-f.net>
+*/
+(function (w, d, searx) {
+  'use strict';
+
+  searx.ready(function () {
+    searx.on('.searx_overpass_request', 'click', function(event) {
+      // no more request
+      this.classList.remove("searx_overpass_request");
+
+      //
+      var overpass_url = "https://overpass-api.de/api/interpreter?data=";
+      var query_start = overpass_url + "[out:json][timeout:25];(";
+      var query_end = ");out meta;";
+
+      var osm_id = this.dataset.osmId;
+      var osm_type = this.dataset.osmType;
+      var result_table = d.querySelector("#" + this.dataset.resultTable);
+      var result_table_loadicon = d.querySelector("#" + this.dataset.resultTableLoadicon);
+
+      // tags which can be ignored
+      var osm_ignore_tags = [ "addr:city", "addr:country", "addr:housenumber", "addr:postcode", "addr:street" ];
+
+      if(osm_id && osm_type && result_table) {
+        var query = null;
+        switch(osm_type) {
+          case 'node':
+          query = query_start + "node(" + osm_id + ");" + query_end;
+          break;
+          case 'way':
+          query = query_start + "way(" + osm_id + ");" + query_end;
+          break;
+          case 'relation':
+          query = query_start + "relation(" + osm_id + ");" + query_end;
+          break;
+          default:
+          break;
+        }
+        if(query) {
+          // console.log(query);
+          searx.http( 'GET', query ).then(function(html, contentType) {
+            html = JSON.parse(html);
+            if(html && html.elements && html.elements[0]) {
+              var element = html.elements[0];
+              var newHtml = "";
+              for (var row in element.tags) {
+                if(element.tags.name === null || osm_ignore_tags.indexOf(row) == -1) {
+                  newHtml += "<tr><td>" + row + "</td><td>";
+                  switch(row) {
+                    case "phone":
+                    case "fax":
+                    newHtml += "<a href=\"tel:" + element.tags[row].replace(/ /g,'') + "\">" + element.tags[row] + "</a>";
+                    break;
+                    case "email":
+                    newHtml += "<a href=\"mailto:" + element.tags[row] + "\">" + element.tags[row] + "</a>";
+                    break;
+                    case "website":
+                    case "url":
+                    newHtml += "<a href=\"" + element.tags[row] + "\">" + element.tags[row] + "</a>";
+                    break;
+                    case "wikidata":
+                    newHtml += "<a href=\"https://www.wikidata.org/wiki/" + element.tags[row] + "\">" + element.tags[row] + "</a>";
+                    break;
+                    case "wikipedia":
+                    if(element.tags[row].indexOf(":") != -1) {
+                      newHtml += "<a href=\"https://" + element.tags[row].substring(0,element.tags[row].indexOf(":")) + ".wikipedia.org/wiki/" + element.tags[row].substring(element.tags[row].indexOf(":")+1) + "\">" + element.tags[row] + "</a>";
+                      break;
+                    }
+                    /* jshint ignore:start */
+                    default:
+                    /* jshint ignore:end */
+                    newHtml += element.tags[row];
+                    break;
+                  }
+                  newHtml += "</td></tr>";
+                }
+              }
+              result_table_loadicon.classList.add('invisible');
+              result_table.classList.remove('invisible');
+              result_table.querySelector("tbody").innerHTML = newHtml;
+            }
+          })
+          .catch(function() {
+            result_table_loadicon.innerHTML = result_table_loadicon.innerHTML + "<p class=\"text-muted\">could not load data!</p>";
+          });
+        }
+      }
+
+      // this event occour only once per element
+      event.preventDefault();
+    });
+
+    searx.on('.searx_init_map', 'click', function(event) {
+      // no more request
+      this.classList.remove("searx_init_map");
+
+      //
+      var leaflet_target = this.dataset.leafletTarget;
+      var map_lon = parseFloat(this.dataset.mapLon);
+      var map_lat = parseFloat(this.dataset.mapLat);
+      var map_zoom = parseFloat(this.dataset.mapZoom);
+      var map_boundingbox = JSON.parse(this.dataset.mapBoundingbox);
+      var map_geojson = JSON.parse(this.dataset.mapGeojson);
+
+      searx.loadStyle('leaflet/leaflet.css');
+      searx.loadScript('leaflet/leaflet.js', function() {
+        var map_bounds = null;
+        if(map_boundingbox) {
+          var southWest = L.latLng(map_boundingbox[0], map_boundingbox[2]);
+          var northEast = L.latLng(map_boundingbox[1], map_boundingbox[3]);
+          map_bounds = L.latLngBounds(southWest, northEast);
+        }
+
+        // init map
+        var map = L.map(leaflet_target);
+        // create the tile layer with correct attribution
+        var osmMapnikUrl='https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png';
+        var osmMapnikAttrib='Map data © <a href="https://openstreetmap.org">OpenStreetMap</a> contributors';
+        var osmMapnik = new L.TileLayer(osmMapnikUrl, {minZoom: 1, maxZoom: 19, attribution: osmMapnikAttrib});
+        var osmWikimediaUrl='https://maps.wikimedia.org/osm-intl/{z}/{x}/{y}.png';
+        var osmWikimediaAttrib = 'Wikimedia maps beta | Maps data © <a href="https://openstreetmap.org">OpenStreetMap</a> contributors';
+        var osmWikimedia = new L.TileLayer(osmWikimediaUrl, {minZoom: 1, maxZoom: 19, attribution: osmWikimediaAttrib});
+        // init map view
+        if(map_bounds) {
+          // TODO hack: https://github.com/Leaflet/Leaflet/issues/2021
+          // Still useful ?
+          setTimeout(function () {
+            map.fitBounds(map_bounds, {
+              maxZoom:17
+            });
+          }, 0);
+        } else if (map_lon && map_lat) {
+          if(map_zoom) {
+            map.setView(new L.latLng(map_lat, map_lon),map_zoom);
+          } else {
+            map.setView(new L.latLng(map_lat, map_lon),8);
+          }
+        }
+
+        map.addLayer(osmMapnik);
+
+        var baseLayers = {
+          "OSM Mapnik": osmMapnik/*,
+          "OSM Wikimedia": osmWikimedia*/
+        };
+
+        L.control.layers(baseLayers).addTo(map);
+
+        if(map_geojson) {
+          L.geoJson(map_geojson).addTo(map);
+        } /*else if(map_bounds) {
+          L.rectangle(map_bounds, {color: "#ff7800", weight: 3, fill:false}).addTo(map);
+        }*/
+      });
+
+      // this event occour only once per element
+      event.preventDefault();
+    });
+  });
+})(window, document, window.searx);
+;/**
+* searx is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Affero General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* searx is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Affero General Public License for more details.
+*
+* You should have received a copy of the GNU Affero General Public License
+* along with searx. If not, see < http://www.gnu.org/licenses/ >.
+*
+* (C) 2017 by Alexandre Flament, <alex@al-f.net>
+*/
+(function(w, d, searx) {
+  'use strict';
+
+  searx.ready(function() {
+    searx.image_thumbnail_layout = new searx.ImageLayout('#urls', '#urls .result-images', 'img.image_thumbnail', 200);
+    searx.image_thumbnail_layout.watch();
+
+    searx.on('.btn-collapse', 'click', function(event) {
+      var btnLabelCollapsed = this.getAttribute('data-btn-text-collapsed');
+      var btnLabelNotCollapsed = this.getAttribute('data-btn-text-not-collapsed');
+      var target = this.getAttribute('data-target');
+      var targetElement = d.querySelector(target);
+      var html = this.innerHTML;
+      if (this.classList.contains('collapsed')) {
+        html = html.replace(btnLabelCollapsed, btnLabelNotCollapsed);
+      } else {
+        html = html.replace(btnLabelNotCollapsed, btnLabelCollapsed);
+      }
+      this.innerHTML = html;
+      this.classList.toggle('collapsed');
+      targetElement.classList.toggle('invisible');
+    });
+
+    searx.on('.media-loader', 'click', function(event) {
+      var target = this.getAttribute('data-target');
+      var iframe_load = d.querySelector(target + ' > iframe');
+      var srctest = iframe_load.getAttribute('src');
+      if (srctest === null || srctest === undefined || srctest === false) {
+        iframe_load.setAttribute('src', iframe_load.getAttribute('data-src'));
+      }
+    });
+
+    w.addEventListener('scroll', function() {
+      var e = d.getElementById('backToTop'),
+      scrollTop = document.documentElement.scrollTop || document.body.scrollTop;
+      if (e !== null) {
+        if (scrollTop >= 200) {
+          e.style.opacity = 1;
+        } else {
+          e.style.opacity = 0;
+        }
+      }
+    });
+
+  });
+
+})(window, document, window.searx);
+;/**
+* searx is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Affero General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* searx is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Affero General Public License for more details.
+*
+* You should have received a copy of the GNU Affero General Public License
+* along with searx. If not, see < http://www.gnu.org/licenses/ >.
+*
+* (C) 2017 by Alexandre Flament, <alex@al-f.net>
+*/
+(function(w, d, searx) {
+  'use strict';
+
+  var firstFocus = true, qinput_id = "q", qinput;
+
+  function placeCursorAtEnd(element) {
+    if (element.setSelectionRange) {
+      var len = element.value.length;
+      element.setSelectionRange(len, len);
+    }
+  }
+
+  function submitIfQuery() {
+    if (qinput.value.length  > 0) {
+      var search = document.getElementById('search');
+      setTimeout(search.submit.bind(search), 0);
+    }
+  }
+
+  searx.ready(function() {
+    qinput = d.getElementById(qinput_id);
+
+    function placeCursorAtEndOnce(e) {
+      if (firstFocus) {
+        placeCursorAtEnd(qinput);
+        firstFocus = false;
+      } else {
+        // e.preventDefault();
+      }
+    }
+
+    if (qinput !== null) {
+      // autocompleter
+      if (searx.autocompleter) {
+        searx.autocomplete = AutoComplete.call(w, {
+          Url: "./autocompleter",
+          EmptyMessage: searx.noItemFound,
+          HttpMethod: searx.method,
+          MinChars: 4,
+          Delay: 300,
+        }, "#" + qinput_id);
+
+        // hack, see : https://github.com/autocompletejs/autocomplete.js/issues/37
+        w.addEventListener('resize', function() {
+          var event = new CustomEvent("position");
+          qinput.dispatchEvent(event);
+        });
+      }
+
+      qinput.addEventListener('focus', placeCursorAtEndOnce, false);
+      qinput.focus();
+    }
+
+    // vanilla js version of search_on_category_select.js
+    if (qinput !== null && searx.search_on_category_select) {
+      d.querySelector('.help').className='invisible';
+
+      searx.on('#categories input', 'change', function(e) {
+        var i, categories = d.querySelectorAll('#categories input[type="checkbox"]');
+        for(i=0; i<categories.length; i++) {
+          if (categories[i] !== this && categories[i].checked) {
+            categories[i].click();
+          }
+        }
+        if (! this.checked) {
+          this.click();
+        }
+        submitIfQuery();
+        return false;
+      });
+
+      searx.on(d.getElementById('time_range'), 'change', submitIfQuery);
+      searx.on(d.getElementById('language'), 'change', submitIfQuery);
+    }
+
+  });
+
+})(window, document, window.searx);
diff --git a/searx/static/themes/simple/js/searx.min.js b/searx/static/themes/simple/js/searx.min.js
new file mode 100644
index 000000000..3299d8b9d
--- /dev/null
+++ b/searx/static/themes/simple/js/searx.min.js
@@ -0,0 +1,4 @@
+/*! simple/searx.min.js | 06-08-2017 | https://github.com/asciimoo/searx */
+
+!function(t,e,n){"use strict";function o(t,e,n){try{t.call(e,n)}catch(t){console.log(t)}}t.Element&&function(t){t.matches=t.matches||t.matchesSelector||t.webkitMatchesSelector||t.msMatchesSelector||function(t){for(var e=this,n=(e.parentNode||e.document).querySelectorAll(t),o=-1;n[++o]&&n[o]!=e;);return!!n[o]}}(Element.prototype),n=n||{},n.on=function(t,n,a,i){i=i||!1,"string"!=typeof t?t.addEventListener(n,a,i):e.addEventListener(n,function(n){for(var i=n.target||n.srcElement,r=!1;i&&i.matches&&i!==e&&!(r=i.matches(t));)i=i.parentElement;r&&o(a,i,n)},i)},n.ready=function(e){"loading"!=document.readyState?e.call(t):t.addEventListener("DOMContentLoaded",e.bind(t))},n.http=function(t,e,n){var o=new XMLHttpRequest,a=function(){},i=function(){},r={then:function(t){return a=t,r},catch:function(t){return i=t,r}};try{o.open(t,e,!0),o.onload=function(){200==o.status?a(o.response,o.responseType):i(Error(o.statusText))},o.onerror=function(){i(Error("Network Error"))},o.onabort=function(){i(Error("Transaction is aborted"))},o.send()}catch(t){i(t)}return r},n.loadStyle=function(t){var o=n.staticPath+t,a="style_"+t.replace(".","_"),i=e.getElementById(a);null===i&&((i=e.createElement("link")).setAttribute("id",a),i.setAttribute("rel","stylesheet"),i.setAttribute("type","text/css"),i.setAttribute("href",o),e.body.appendChild(i))},n.loadScript=function(t,o){var a=n.staticPath+t,i="script_"+t.replace(".","_"),r=e.getElementById(i);if(null===r)(r=e.createElement("script")).setAttribute("id",i),r.setAttribute("src",a),r.onload=o,r.onerror=function(){r.setAttribute("error","1")},e.body.appendChild(r);else if(r.hasAttribute("error"))console.log("callback not executed : script '"+a+"' not loaded.");else try{o.apply(r,[])}catch(t){console.log(t)}},n.on(".close","click",function(t){t.target||t.srcElement;this.parentNode.style.display="None"})}(window,document,window.searx),function(t){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=t();else if("function"==typeof define&&define.amd)define([],t);else{("undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this).AutoComplete=t()}}(function(){return function t(e,n,o){function a(r,s){if(!n[r]){if(!e[r]){var l="function"==typeof require&&require;if(!s&&l)return l(r,!0);if(i)return i(r,!0);var u=new Error("Cannot find module '"+r+"'");throw u.code="MODULE_NOT_FOUND",u}var c=n[r]={exports:{}};e[r][0].call(c.exports,function(t){var n=e[r][1][t];return a(n||t)},c,c.exports,t,e,n,o)}return n[r].exports}for(var i="function"==typeof require&&require,r=0;r<o.length;r++)a(o[r]);return a}({1:[function(t,e,n){"use strict";var o;!function(t){t[t.AND=0]="AND",t[t.OR=1]="OR"}(o||(o={}));var a;!function(t){t[t.KEYDOWN=0]="KEYDOWN",t[t.KEYUP=1]="KEYUP"}(a||(a={}));var i=function(){function t(e,n){if(void 0===e&&(e={}),void 0===n&&(n="[data-autocomplete]"),Array.isArray(n))n.forEach(function(n){new t(e,n)});else{if("string"!=typeof n){var o=t.merge(t.defaults,e,{DOMResults:document.createElement("div")});return t.prototype.create(o,n),o}var a=document.querySelectorAll(n);Array.prototype.forEach.call(a,function(n){new t(e,n)})}}return t.prototype.create=function(e,n){if(e.Input=n,e.Input.nodeName.match(/^INPUT$/i)&&(!1===e.Input.hasAttribute("type")||e.Input.getAttribute("type").match(/^TEXT|SEARCH$/i))){e.Input.setAttribute("autocomplete","off"),e._Position(e),e.Input.parentNode.appendChild(e.DOMResults),e.$Listeners={blur:e._Blur.bind(e),destroy:t.prototype.destroy.bind(null,e),focus:e._Focus.bind(e),keyup:t.prototype.event.bind(null,e,a.KEYUP),keydown:t.prototype.event.bind(null,e,a.KEYDOWN),position:e._Position.bind(e)};for(var o in e.$Listeners)e.Input.addEventListener(o,e.$Listeners[o])}},t.prototype.getEventsByType=function(t,e){var n={};for(var o in t.KeyboardMappings){var i=a.KEYUP;void 0!==t.KeyboardMappings[o].Event&&(i=t.KeyboardMappings[o].Event),i==e&&(n[o]=t.KeyboardMappings[o])}return n},t.prototype.event=function(e,n,a){for(var i in t.prototype.getEventsByType(e,n)){var r=t.merge({Operator:o.AND},e.KeyboardMappings[i]),s=o.AND==r.Operator;r.Conditions.forEach(function(e){(!0===s&&r.Operator==o.AND||!1===s&&r.Operator==o.OR)&&((e=t.merge({Not:!1},e)).hasOwnProperty("Is")?s=e.Is==a.keyCode?!e.Not:e.Not:e.hasOwnProperty("From")&&e.hasOwnProperty("To")&&(s=a.keyCode>=e.From&&a.keyCode<=e.To?!e.Not:e.Not))}),!0===s&&r.Callback.call(e,a)}},t.prototype.makeRequest=function(t,e){var n=Object.getOwnPropertyNames(t.HttpHeaders),o=new XMLHttpRequest,a=t._HttpMethod(),i=t._Url(),r=t._Pre(),s=encodeURIComponent(t._QueryArg())+"="+encodeURIComponent(r);a.match(/^GET$/i)&&(-1!==i.indexOf("?")?i+="&"+s:i+="?"+s),o.open(a,i,!0);for(var l=n.length-1;l>=0;l--)o.setRequestHeader(n[l],t.HttpHeaders[n[l]]);return o.onreadystatechange=function(){4==o.readyState&&200==o.status&&(t.$Cache[r]=o.response,e(o.response))},o},t.prototype.ajax=function(e,n,o){void 0===o&&(o=!0),e.$AjaxTimer&&window.clearTimeout(e.$AjaxTimer),!0===o?e.$AjaxTimer=window.setTimeout(t.prototype.ajax.bind(null,e,n,!1),e.Delay):(e.Request&&e.Request.abort(),e.Request=n,e.Request.send(e._QueryArg()+"="+e._Pre()))},t.prototype.cache=function(e,n){var o=e._Cache(e._Pre());if(void 0===o){var a=t.prototype.makeRequest(e,n);t.prototype.ajax(e,a)}else n(o)},t.prototype.destroy=function(t){for(var e in t.$Listeners)t.Input.removeEventListener(e,t.$Listeners[e]);t.DOMResults.parentNode.removeChild(t.DOMResults)},t}();i.merge=function(){for(var t,e={},n=0;n<arguments.length;n++)for(t in arguments[n])e[t]=arguments[n][t];return e},i.defaults={Delay:150,EmptyMessage:"No result here",Highlight:{getRegex:function(t){return new RegExp(t,"ig")},transform:function(t){return"<strong>"+t+"</strong>"}},HttpHeaders:{"Content-type":"application/x-www-form-urlencoded"},Limit:0,MinChars:0,HttpMethod:"GET",QueryArg:"q",Url:null,KeyboardMappings:{Enter:{Conditions:[{Is:13,Not:!1}],Callback:function(t){if(-1!=this.DOMResults.getAttribute("class").indexOf("open")){var e=this.DOMResults.querySelector("li.active");null!==e&&(t.preventDefault(),this._Select(e),this.DOMResults.setAttribute("class","autocomplete"))}},Operator:o.AND,Event:a.KEYDOWN},KeyUpAndDown_down:{Conditions:[{Is:38,Not:!1},{Is:40,Not:!1}],Callback:function(t){t.preventDefault()},Operator:o.OR,Event:a.KEYDOWN},KeyUpAndDown_up:{Conditions:[{Is:38,Not:!1},{Is:40,Not:!1}],Callback:function(t){t.preventDefault();var e=this.DOMResults.querySelector("li:first-child:not(.locked)"),n=this.DOMResults.querySelector("li:last-child:not(.locked)"),o=this.DOMResults.querySelector("li.active");if(o){var a=Array.prototype.indexOf.call(o.parentNode.children,o)+(t.keyCode-39),i=this.DOMResults.getElementsByTagName("li").length;a<0?a=i-1:a>=i&&(a=0),o.classList.remove("active"),o.parentElement.children.item(a).classList.add("active")}else n&&38==t.keyCode?n.classList.add("active"):e&&e.classList.add("active")},Operator:o.OR,Event:a.KEYUP},AlphaNum:{Conditions:[{Is:13,Not:!0},{From:35,To:40,Not:!0}],Callback:function(){var t=this.Input.getAttribute("data-autocomplete-old-value"),e=this._Pre();""!==e&&e.length>=this._MinChars()&&(t&&e==t||this.DOMResults.setAttribute("class","autocomplete open"),i.prototype.cache(this,function(t){this._Render(this._Post(t)),this._Open()}.bind(this)))},Operator:o.AND,Event:a.KEYUP}},DOMResults:null,Request:null,Input:null,_EmptyMessage:function(){return this.Input.hasAttribute("data-autocomplete-empty-message")?this.Input.getAttribute("data-autocomplete-empty-message"):!1!==this.EmptyMessage?this.EmptyMessage:""},_Limit:function(){var t=this.Input.getAttribute("data-autocomplete-limit");return isNaN(t)||null===t?this.Limit:parseInt(t,10)},_MinChars:function(){var t=this.Input.getAttribute("data-autocomplete-minchars");return isNaN(t)||null===t?this.MinChars:parseInt(t,10)},_Highlight:function(t){return t.replace(this.Highlight.getRegex(this._Pre()),this.Highlight.transform)},_HttpMethod:function(){return this.Input.hasAttribute("data-autocomplete-method")?this.Input.getAttribute("data-autocomplete-method"):this.HttpMethod},_QueryArg:function(){return this.Input.hasAttribute("data-autocomplete-param-name")?this.Input.getAttribute("data-autocomplete-param-name"):this.QueryArg},_Url:function(){return this.Input.hasAttribute("data-autocomplete")?this.Input.getAttribute("data-autocomplete"):this.Url},_Blur:function(t){if(!0===t)this.DOMResults.setAttribute("class","autocomplete"),this.Input.setAttribute("data-autocomplete-old-value",this.Input.value);else{var e=this;setTimeout(function(){e._Blur(!0)},150)}},_Cache:function(t){return this.$Cache[t]},_Focus:function(){var t=this.Input.getAttribute("data-autocomplete-old-value");(!t||this.Input.value!=t)&&this._MinChars()<=this.Input.value.length&&this.DOMResults.setAttribute("class","autocomplete open")},_Open:function(){var t=this;Array.prototype.forEach.call(this.DOMResults.getElementsByTagName("li"),function(e){"locked"!=e.getAttribute("class")&&(e.onclick=function(n){t._Select(e)},e.onmouseenter=function(){var n=t.DOMResults.querySelector("li.active");n!==e&&(null!==n&&n.classList.remove("active"),e.classList.add("active"))})})},_Position:function(){this.DOMResults.setAttribute("class","autocomplete"),this.DOMResults.setAttribute("style","top:"+(this.Input.offsetTop+this.Input.offsetHeight)+"px;left:"+this.Input.offsetLeft+"px;width:"+this.Input.clientWidth+"px;")},_Render:function(t){var e;e="string"==typeof t?this._RenderRaw(t):this._RenderResponseItems(t),this.DOMResults.hasChildNodes()&&this.DOMResults.removeChild(this.DOMResults.childNodes[0]),this.DOMResults.appendChild(e)},_RenderResponseItems:function(t){var e=document.createElement("ul"),n=document.createElement("li"),o=this._Limit();o<0?t=t.reverse():0===o&&(o=t.length);for(var a=0;a<Math.min(Math.abs(o),t.length);a++)n.innerHTML=t[a].Label,n.setAttribute("data-autocomplete-value",t[a].Value),e.appendChild(n),n=document.createElement("li");return e},_RenderRaw:function(t){var e=document.createElement("ul"),n=document.createElement("li");if(t.length>0)this.DOMResults.innerHTML=t;else{var o=this._EmptyMessage();""!==o&&(n.innerHTML=o,n.setAttribute("class","locked"),e.appendChild(n))}return e},_Post:function(t){try{var e=[],n=JSON.parse(t);if(0===Object.keys(n).length)return"";if(Array.isArray(n))for(var o=0;o<Object.keys(n).length;o++)e[e.length]={Value:n[o],Label:this._Highlight(n[o])};else for(var a in n)e.push({Value:a,Label:this._Highlight(n[a])});return e}catch(e){return t}},_Pre:function(){return this.Input.value},_Select:function(t){console.log("test test test"),t.hasAttribute("data-autocomplete-value")?this.Input.value=t.getAttribute("data-autocomplete-value"):this.Input.value=t.innerHTML,this.Input.setAttribute("data-autocomplete-old-value",this.Input.value)},$AjaxTimer:null,$Cache:{},$Listeners:{}},e.exports=i},{}]},{},[1])(1)}),function(t,e){"use strict";function n(t,e,n,o){this.container_selector=t,this.results_selector=e,this.img_selector=n,this.margin=10,this.maxHeight=o,this._alignAllDone=!0}n.prototype._getHeigth=function(t,e){var n,o=0;e-=t.length*this.margin;for(var a=0;a<t.length;a++)(n=t[a]).naturalWidth>0&&n.naturalHeight>0?o+=n.naturalWidth/n.naturalHeight:o+=1;return e/o},n.prototype._setSize=function(t,e){for(var n,o,a=t.length,i=0;i<a;i++)o=(n=t[i]).naturalWidth>0&&n.naturalHeight>0?e*n.naturalWidth/n.naturalHeight:e,n.style.width=o+"px",n.style.height=e+"px",n.style.marginLeft="3px",n.style.marginTop="3px",n.style.marginRight=this.margin-7+"px",n.style.marginBottom=this.margin-7+"px"},n.prototype._alignImgs=function(t){var n,o,a=e.querySelector(this.container_selector).clientWidth;t:for(;t.length>0;){for(var i=1;i<=t.length;i++)if(n=t.slice(0,i),(o=this._getHeigth(n,a))<this.maxHeight){this._setSize(n,o),t=t.slice(i);continue t}this._setSize(n,Math.min(this.maxHeight,o));break}},n.prototype.align=function(t){for(var n=e.querySelectorAll(this.results_selector),o=n.length,a=null,i=null,r=[],s=0;s<o;s++)(i=n[s]).previousElementSibling!==a&&r.length>0&&(this._alignImgs(r),r=[]),r.push(i.querySelector(this.img_selector)),a=i;r.length>0&&this._alignImgs(r)},n.prototype.watch=function(){function n(t){i._alignAllDone&&(i._alignAllDone=!1,setTimeout(function(){i.align(),i._alignAllDone=!0},100))}var o,a,i=this,r=e.querySelectorAll(this.results_selector),s=r.length;for(t.addEventListener("resize",n),t.addEventListener("pageshow",function(t){i.align()}),o=0;o<s;o++)void 0!==(a=r[o].querySelector(this.img_selector))&&(a.addEventListener("load",n),a.addEventListener("error",n))},t.searx.ImageLayout=n}(window,document),searx.ready(function(){function t(t){return function(e){var o=document.querySelector(".result[data-vim-selected]"),a=t;if(null===o){if(null===(o=document.querySelector(".result")))return;"down"!==t&&"up"!==t||(a=o)}var i,r=document.querySelectorAll(".result");if("string"!=typeof a)i=a;else switch(a){case"visible":for(var s=document.documentElement.scrollTop||document.body.scrollTop,l=s+document.documentElement.clientHeight,u=0;u<r.length;u++){var c=(i=r[u]).offsetTop;if(c+i.clientHeight<=l&&c>s)break}break;case"down":null===(i=o.nextElementSibling)&&(i=r[0]);break;case"up":null===(i=o.previousElementSibling)&&(i=r[r.length-1]);break;case"bottom":i=r[r.length-1];break;case"top":default:i=r[0]}if(i){o.removeAttribute("data-vim-selected"),i.setAttribute("data-vim-selected","true");var d=i.querySelector("h3 a")||i.querySelector("a");null!==d&&d.focus(),e||n()}}}function e(t){return function(){var e=$('div#pagination button[type="submit"]');2===e.length?t>=0&&t<e.length?e[t].click():console.log("pageButtonClick(): invalid argument"):console.log("page navigation with this theme is not supported")}}function n(){var t=document.querySelector(".result[data-vim-selected]");if(null!==t){var e=document.documentElement.scrollTop||document.body.scrollTop,n=document.documentElement.clientHeight,o=t.offsetTop,a=o+t.clientHeight;null===t.previousElementSibling&&a<n?window.scroll(window.scrollX,0):e>o-120?window.scroll(window.scrollX,o-120):e+n<a+120&&window.scroll(window.scrollX,a-n+120)}}function o(e){return function(){window.scrollBy(0,e),t("visible")()}}function a(e,n){return function(){window.scrollTo(0,e),t(n)()}}function i(t){return function(){var e=document.querySelector(".result[data-vim-selected] h3 a");if(null!==e){var n=e.getAttribute("href");t?window.open(n):window.location.href=n}}}searx.on(".result","click",function(){t(this)(!0)}),searx.on(".result a","focus",function(e){for(var n=e.target;void 0!==n;){if(n.classList.contains("result")){null===n.getAttribute("data-vim-selected")&&t(n)(!0);break}n=n.parentNode}},!0);var r={27:{key:"Escape",fun:function(){document.activeElement&&document.activeElement.blur()},des:"remove focus from the focused 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\ No newline at end of file
diff --git a/searx/static/themes/simple/js/searx_src/00_searx_toolkit.js b/searx/static/themes/simple/js/searx_src/00_searx_toolkit.js
new file mode 100644
index 000000000..fca7e1669
--- /dev/null
+++ b/searx/static/themes/simple/js/searx_src/00_searx_toolkit.js
@@ -0,0 +1,155 @@
+/**
+* searx is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Affero General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* searx is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Affero General Public License for more details.
+*
+* You should have received a copy of the GNU Affero General Public License
+* along with searx. If not, see < http://www.gnu.org/licenses/ >.
+*
+* (C) 2017 by Alexandre Flament, <alex@al-f.net>
+*
+*/
+(function(w, d, searx) {
+
+  'use strict';
+
+  // not invented here tookit with bugs fixed elsewhere
+  // purposes : be just good enough and as small as possible
+
+  // from https://plainjs.com/javascript/events/live-binding-event-handlers-14/
+  if (w.Element) {
+    (function(ElementPrototype) {
+      ElementPrototype.matches = ElementPrototype.matches ||
+      ElementPrototype.matchesSelector ||
+      ElementPrototype.webkitMatchesSelector ||
+      ElementPrototype.msMatchesSelector ||
+      function(selector) {
+        var node = this, nodes = (node.parentNode || node.document).querySelectorAll(selector), i = -1;
+        while (nodes[++i] && nodes[i] != node);
+        return !!nodes[i];
+      };
+    })(Element.prototype);
+  }
+
+  function callbackSafe(callback, el, e) {
+    try {
+      callback.call(el, e);
+    } catch (exception) {
+      console.log(exception);
+    }
+  }
+
+  searx = searx || {};
+
+  searx.on = function(obj, eventType, callback, useCapture) {
+    useCapture = useCapture || false;
+    if (typeof obj !== 'string') {
+      // obj HTMLElement, HTMLDocument
+      obj.addEventListener(eventType, callback, useCapture);
+    } else {
+      // obj is a selector
+      d.addEventListener(eventType, function(e) {
+        var el = e.target || e.srcElement, found = false;
+        while (el && el.matches && el !== d && !(found = el.matches(obj))) el = el.parentElement;
+        if (found) callbackSafe(callback, el, e);
+      }, useCapture);
+    }
+  };
+
+  searx.ready = function(callback) {
+    if (document.readyState != 'loading') {
+      callback.call(w);
+    } else {
+      w.addEventListener('DOMContentLoaded', callback.bind(w));
+    }
+  };
+
+  searx.http = function(method, url, callback) {
+    var req = new XMLHttpRequest(),
+    resolve = function() {},
+    reject = function() {},
+    promise = {
+      then: function(callback) { resolve = callback; return promise; },
+      catch: function(callback) { reject = callback; return promise; }
+    };
+
+    try {
+      req.open(method, url, true);
+
+      // On load
+      req.onload = function() {
+        if (req.status == 200) {
+          resolve(req.response, req.responseType);
+        } else {
+          reject(Error(req.statusText));
+        }
+      };
+
+      // Handle network errors
+      req.onerror = function() {
+        reject(Error("Network Error"));
+      };
+
+      req.onabort = function() {
+        reject(Error("Transaction is aborted"));
+      };
+
+      // Make the request
+      req.send();
+    } catch (ex) {
+      reject(ex);
+    }
+
+    return promise;
+  };
+
+  searx.loadStyle = function(src) {
+    var path = searx.staticPath + src,
+    id = "style_" + src.replace('.', '_'),
+    s = d.getElementById(id);
+    if (s === null) {
+      s = d.createElement('link');
+      s.setAttribute('id', id);
+      s.setAttribute('rel', 'stylesheet');
+      s.setAttribute('type', 'text/css');
+      s.setAttribute('href', path);
+      d.body.appendChild(s);
+    }
+  };
+
+  searx.loadScript = function(src, callback) {
+    var path = searx.staticPath + src,
+    id = "script_" + src.replace('.', '_'),
+    s = d.getElementById(id);
+    if (s === null) {
+      s = d.createElement('script');
+      s.setAttribute('id', id);
+      s.setAttribute('src', path);
+      s.onload = callback;
+      s.onerror = function() {
+        s.setAttribute('error', '1');
+      };
+      d.body.appendChild(s);
+    } else if (!s.hasAttribute('error')) {
+      try {
+        callback.apply(s, []);
+      } catch (exception) {
+        console.log(exception);
+      }
+    } else {
+      console.log("callback not executed : script '" + path + "' not loaded.");
+    }
+  };
+
+  searx.on('.close', 'click', function(e) {
+    var el = e.target || e.srcElement;
+    this.parentNode.style.display="None";
+  });
+  return searx;
+})(window, document, window.searx);
diff --git a/searx/static/themes/simple/js/searx_src/autocomplete.js b/searx/static/themes/simple/js/searx_src/autocomplete.js
new file mode 100644
index 000000000..b95fbcfb2
--- /dev/null
+++ b/searx/static/themes/simple/js/searx_src/autocomplete.js
@@ -0,0 +1,536 @@
+(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.AutoComplete = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
+/*
+ * @license MIT
+ *
+ * Autocomplete.js v2.6.3
+ * Developed by Baptiste Donaux
+ * http://autocomplete-js.com
+ *
+ * (c) 2017, Baptiste Donaux
+ */
+"use strict";
+var ConditionOperator;
+(function (ConditionOperator) {
+    ConditionOperator[ConditionOperator["AND"] = 0] = "AND";
+    ConditionOperator[ConditionOperator["OR"] = 1] = "OR";
+})(ConditionOperator || (ConditionOperator = {}));
+var EventType;
+(function (EventType) {
+    EventType[EventType["KEYDOWN"] = 0] = "KEYDOWN";
+    EventType[EventType["KEYUP"] = 1] = "KEYUP";
+})(EventType || (EventType = {}));
+/**
+ * Core
+ *
+ * @class
+ * @author Baptiste Donaux <baptiste.donaux@gmail.com> @baptistedonaux
+ */
+var AutoComplete = (function () {
+    // Constructor
+    function AutoComplete(params, selector) {
+        if (params === void 0) { params = {}; }
+        if (selector === void 0) { selector = "[data-autocomplete]"; }
+        if (Array.isArray(selector)) {
+            selector.forEach(function (s) {
+                new AutoComplete(params, s);
+            });
+        }
+        else if (typeof selector == "string") {
+            var elements = document.querySelectorAll(selector);
+            Array.prototype.forEach.call(elements, function (input) {
+                new AutoComplete(params, input);
+            });
+        }
+        else {
+            var specificParams = AutoComplete.merge(AutoComplete.defaults, params, {
+                DOMResults: document.createElement("div")
+            });
+            AutoComplete.prototype.create(specificParams, selector);
+            return specificParams;
+        }
+    }
+    AutoComplete.prototype.create = function (params, element) {
+        params.Input = element;
+        if (params.Input.nodeName.match(/^INPUT$/i) && (params.Input.hasAttribute("type") === false || params.Input.getAttribute("type").match(/^TEXT|SEARCH$/i))) {
+            params.Input.setAttribute("autocomplete", "off");
+            params._Position(params);
+            params.Input.parentNode.appendChild(params.DOMResults);
+            params.$Listeners = {
+                blur: params._Blur.bind(params),
+                destroy: AutoComplete.prototype.destroy.bind(null, params),
+                focus: params._Focus.bind(params),
+                keyup: AutoComplete.prototype.event.bind(null, params, EventType.KEYUP),
+                keydown: AutoComplete.prototype.event.bind(null, params, EventType.KEYDOWN),
+                position: params._Position.bind(params)
+            };
+            for (var event in params.$Listeners) {
+                params.Input.addEventListener(event, params.$Listeners[event]);
+            }
+        }
+    };
+    AutoComplete.prototype.getEventsByType = function (params, type) {
+        var mappings = {};
+        for (var key in params.KeyboardMappings) {
+            var event = EventType.KEYUP;
+            if (params.KeyboardMappings[key].Event !== undefined) {
+                event = params.KeyboardMappings[key].Event;
+            }
+            if (event == type) {
+                mappings[key] = params.KeyboardMappings[key];
+            }
+        }
+        return mappings;
+    };
+    AutoComplete.prototype.event = function (params, type, event) {
+        var eventIdentifier = function (condition) {
+            if ((match === true && mapping.Operator == ConditionOperator.AND) || (match === false && mapping.Operator == ConditionOperator.OR)) {
+                condition = AutoComplete.merge({
+                    Not: false
+                }, condition);
+                if (condition.hasOwnProperty("Is")) {
+                    if (condition.Is == event.keyCode) {
+                        match = !condition.Not;
+                    }
+                    else {
+                        match = condition.Not;
+                    }
+                }
+                else if (condition.hasOwnProperty("From") && condition.hasOwnProperty("To")) {
+                    if (event.keyCode >= condition.From && event.keyCode <= condition.To) {
+                        match = !condition.Not;
+                    }
+                    else {
+                        match = condition.Not;
+                    }
+                }
+            }
+        };
+        for (var name in AutoComplete.prototype.getEventsByType(params, type)) {
+            var mapping = AutoComplete.merge({
+                Operator: ConditionOperator.AND
+            }, params.KeyboardMappings[name]), match = ConditionOperator.AND == mapping.Operator;
+            mapping.Conditions.forEach(eventIdentifier);
+            if (match === true) {
+                mapping.Callback.call(params, event);
+            }
+        }
+    };
+    AutoComplete.prototype.makeRequest = function (params, callback) {
+        var propertyHttpHeaders = Object.getOwnPropertyNames(params.HttpHeaders), request = new XMLHttpRequest(), method = params._HttpMethod(), url = params._Url(), queryParams = params._Pre(), queryParamsStringify = encodeURIComponent(params._QueryArg()) + "=" + encodeURIComponent(queryParams);
+        if (method.match(/^GET$/i)) {
+            if (url.indexOf("?") !== -1) {
+                url += "&" + queryParamsStringify;
+            }
+            else {
+                url += "?" + queryParamsStringify;
+            }
+        }
+        request.open(method, url, true);
+        for (var i = propertyHttpHeaders.length - 1; i >= 0; i--) {
+            request.setRequestHeader(propertyHttpHeaders[i], params.HttpHeaders[propertyHttpHeaders[i]]);
+        }
+        request.onreadystatechange = function () {
+            if (request.readyState == 4 && request.status == 200) {
+                params.$Cache[queryParams] = request.response;
+                callback(request.response);
+            }
+        };
+        return request;
+    };
+    AutoComplete.prototype.ajax = function (params, request, timeout) {
+        if (timeout === void 0) { timeout = true; }
+        if (params.$AjaxTimer) {
+            window.clearTimeout(params.$AjaxTimer);
+        }
+        if (timeout === true) {
+            params.$AjaxTimer = window.setTimeout(AutoComplete.prototype.ajax.bind(null, params, request, false), params.Delay);
+        }
+        else {
+            if (params.Request) {
+                params.Request.abort();
+            }
+            params.Request = request;
+            params.Request.send(params._QueryArg() + "=" + params._Pre());
+        }
+    };
+    AutoComplete.prototype.cache = function (params, callback) {
+        var response = params._Cache(params._Pre());
+        if (response === undefined) {
+            var request = AutoComplete.prototype.makeRequest(params, callback);
+            AutoComplete.prototype.ajax(params, request);
+        }
+        else {
+            callback(response);
+        }
+    };
+    AutoComplete.prototype.destroy = function (params) {
+        for (var event in params.$Listeners) {
+            params.Input.removeEventListener(event, params.$Listeners[event]);
+        }
+        params.DOMResults.parentNode.removeChild(params.DOMResults);
+    };
+    return AutoComplete;
+}());
+AutoComplete.merge = function () {
+    var merge = {}, tmp;
+    for (var i = 0; i < arguments.length; i++) {
+        for (tmp in arguments[i]) {
+            merge[tmp] = arguments[i][tmp];
+        }
+    }
+    return merge;
+};
+AutoComplete.defaults = {
+    Delay: 150,
+    EmptyMessage: "No result here",
+    Highlight: {
+        getRegex: function (value) {
+            return new RegExp(value, "ig");
+        },
+        transform: function (value) {
+            return "<strong>" + value + "</strong>";
+        }
+    },
+    HttpHeaders: {
+        "Content-type": "application/x-www-form-urlencoded"
+    },
+    Limit: 0,
+    MinChars: 0,
+    HttpMethod: "GET",
+    QueryArg: "q",
+    Url: null,
+    KeyboardMappings: {
+        "Enter": {
+            Conditions: [{
+                    Is: 13,
+                    Not: false
+                }],
+            Callback: function (event) {
+                if (this.DOMResults.getAttribute("class").indexOf("open") != -1) {
+                    var liActive = this.DOMResults.querySelector("li.active");
+                    if (liActive !== null) {
+                        event.preventDefault();
+                        this._Select(liActive);
+                        this.DOMResults.setAttribute("class", "autocomplete");
+                    }
+                }
+            },
+            Operator: ConditionOperator.AND,
+            Event: EventType.KEYDOWN
+        },
+        "KeyUpAndDown_down": {
+            Conditions: [{
+                    Is: 38,
+                    Not: false
+                },
+                {
+                    Is: 40,
+                    Not: false
+                }],
+            Callback: function (event) {
+                event.preventDefault();
+            },
+            Operator: ConditionOperator.OR,
+            Event: EventType.KEYDOWN
+        },
+        "KeyUpAndDown_up": {
+            Conditions: [{
+                    Is: 38,
+                    Not: false
+                },
+                {
+                    Is: 40,
+                    Not: false
+                }],
+            Callback: function (event) {
+                event.preventDefault();
+                var first = this.DOMResults.querySelector("li:first-child:not(.locked)"), last = this.DOMResults.querySelector("li:last-child:not(.locked)"), active = this.DOMResults.querySelector("li.active");
+                if (active) {
+                    var currentIndex = Array.prototype.indexOf.call(active.parentNode.children, active), position = currentIndex + (event.keyCode - 39), lisCount = this.DOMResults.getElementsByTagName("li").length;
+                    if (position < 0) {
+                        position = lisCount - 1;
+                    }
+                    else if (position >= lisCount) {
+                        position = 0;
+                    }
+                    active.classList.remove("active");
+                    active.parentElement.children.item(position).classList.add("active");
+                }
+                else if (last && event.keyCode == 38) {
+                    last.classList.add("active");
+                }
+                else if (first) {
+                    first.classList.add("active");
+                }
+            },
+            Operator: ConditionOperator.OR,
+            Event: EventType.KEYUP
+        },
+        "AlphaNum": {
+            Conditions: [{
+                    Is: 13,
+                    Not: true
+                }, {
+                    From: 35,
+                    To: 40,
+                    Not: true
+                }],
+            Callback: function () {
+                var oldValue = this.Input.getAttribute("data-autocomplete-old-value"), currentValue = this._Pre();
+                if (currentValue !== "" && currentValue.length >= this._MinChars()) {
+                    if (!oldValue || currentValue != oldValue) {
+                        this.DOMResults.setAttribute("class", "autocomplete open");
+                    }
+                    AutoComplete.prototype.cache(this, function (response) {
+                        this._Render(this._Post(response));
+                        this._Open();
+                    }.bind(this));
+                }
+            },
+            Operator: ConditionOperator.AND,
+            Event: EventType.KEYUP
+        }
+    },
+    DOMResults: null,
+    Request: null,
+    Input: null,
+    /**
+     * Return the message when no result returns
+     */
+    _EmptyMessage: function () {
+        var emptyMessage = "";
+        if (this.Input.hasAttribute("data-autocomplete-empty-message")) {
+            emptyMessage = this.Input.getAttribute("data-autocomplete-empty-message");
+        }
+        else if (this.EmptyMessage !== false) {
+            emptyMessage = this.EmptyMessage;
+        }
+        else {
+            emptyMessage = "";
+        }
+        return emptyMessage;
+    },
+    /**
+     * Returns the maximum number of results
+     */
+    _Limit: function () {
+        var limit = this.Input.getAttribute("data-autocomplete-limit");
+        if (isNaN(limit) || limit === null) {
+            return this.Limit;
+        }
+        return parseInt(limit, 10);
+    },
+    /**
+     * Returns the minimum number of characters entered before firing ajax
+     */
+    _MinChars: function () {
+        var minchars = this.Input.getAttribute("data-autocomplete-minchars");
+        if (isNaN(minchars) || minchars === null) {
+            return this.MinChars;
+        }
+        return parseInt(minchars, 10);
+    },
+    /**
+     * Apply transformation on labels response
+     */
+    _Highlight: function (label) {
+        return label.replace(this.Highlight.getRegex(this._Pre()), this.Highlight.transform);
+    },
+    /**
+     * Returns the HHTP method to use
+     */
+    _HttpMethod: function () {
+        if (this.Input.hasAttribute("data-autocomplete-method")) {
+            return this.Input.getAttribute("data-autocomplete-method");
+        }
+        return this.HttpMethod;
+    },
+    /**
+     * Returns the query param to use
+     */
+    _QueryArg: function () {
+        if (this.Input.hasAttribute("data-autocomplete-param-name")) {
+            return this.Input.getAttribute("data-autocomplete-param-name");
+        }
+        return this.QueryArg;
+    },
+    /**
+     * Returns the URL to use for AJAX request
+     */
+    _Url: function () {
+        if (this.Input.hasAttribute("data-autocomplete")) {
+            return this.Input.getAttribute("data-autocomplete");
+        }
+        return this.Url;
+    },
+    /**
+     * Manage the close
+     */
+    _Blur: function (now) {
+        if (now === true) {
+            this.DOMResults.setAttribute("class", "autocomplete");
+            this.Input.setAttribute("data-autocomplete-old-value", this.Input.value);
+        }
+        else {
+            var params = this;
+            setTimeout(function () {
+                params._Blur(true);
+            }, 150);
+        }
+    },
+    /**
+     * Manage the cache
+     */
+    _Cache: function (value) {
+        return this.$Cache[value];
+    },
+    /**
+     * Manage the open
+     */
+    _Focus: function () {
+        var oldValue = this.Input.getAttribute("data-autocomplete-old-value");
+        if ((!oldValue || this.Input.value != oldValue) && this._MinChars() <= this.Input.value.length) {
+            this.DOMResults.setAttribute("class", "autocomplete open");
+        }
+    },
+    /**
+     * Bind all results item if one result is opened
+     */
+    _Open: function () {
+        var params = this;
+        Array.prototype.forEach.call(this.DOMResults.getElementsByTagName("li"), function (li) {
+            if (li.getAttribute("class") != "locked") {
+		            li.onclick = function (event) {
+                    params._Select(li);
+                };
+                li.onmouseenter = function () {
+                    var active = params.DOMResults.querySelector("li.active");
+                    if (active !== li) {
+                        if (active !== null) {
+                            active.classList.remove("active");
+                        }
+                        li.classList.add("active");
+                    }
+                };
+            }
+        });
+    },
+    /**
+     * Position the results HTML element
+     */
+    _Position: function () {
+        this.DOMResults.setAttribute("class", "autocomplete");
+        this.DOMResults.setAttribute("style", "top:" + (this.Input.offsetTop + this.Input.offsetHeight) + "px;left:" + this.Input.offsetLeft + "px;width:" + this.Input.clientWidth + "px;");
+    },
+    /**
+     * Execute the render of results DOM element
+     */
+    _Render: function (response) {
+        var ul;
+        if (typeof response == "string") {
+            ul = this._RenderRaw(response);
+        }
+        else {
+            ul = this._RenderResponseItems(response);
+        }
+        if (this.DOMResults.hasChildNodes()) {
+            this.DOMResults.removeChild(this.DOMResults.childNodes[0]);
+        }
+        this.DOMResults.appendChild(ul);
+    },
+    /**
+     * ResponseItems[] rendering
+     */
+    _RenderResponseItems: function (response) {
+        var ul = document.createElement("ul"), li = document.createElement("li"), limit = this._Limit();
+        // Order
+        if (limit < 0) {
+            response = response.reverse();
+        }
+        else if (limit === 0) {
+            limit = response.length;
+        }
+        for (var item = 0; item < Math.min(Math.abs(limit), response.length); item++) {
+            li.innerHTML = response[item].Label;
+            li.setAttribute("data-autocomplete-value", response[item].Value);
+            ul.appendChild(li);
+            li = document.createElement("li");
+        }
+        return ul;
+    },
+    /**
+     * string response rendering (RAW HTML)
+     */
+    _RenderRaw: function (response) {
+        var ul = document.createElement("ul"), li = document.createElement("li");
+        if (response.length > 0) {
+            this.DOMResults.innerHTML = response;
+        }
+        else {
+            var emptyMessage = this._EmptyMessage();
+            if (emptyMessage !== "") {
+                li.innerHTML = emptyMessage;
+                li.setAttribute("class", "locked");
+                ul.appendChild(li);
+            }
+        }
+        return ul;
+    },
+    /**
+     * Deal with request response
+     */
+    _Post: function (response) {
+        try {
+            var returnResponse = [];
+            //JSON return
+            var json = JSON.parse(response);
+            if (Object.keys(json).length === 0) {
+                return "";
+            }
+            if (Array.isArray(json)) {
+                for (var i = 0; i < Object.keys(json).length; i++) {
+                    returnResponse[returnResponse.length] = { "Value": json[i], "Label": this._Highlight(json[i]) };
+                }
+            }
+            else {
+                for (var value in json) {
+                    returnResponse.push({
+                        "Value": value,
+                        "Label": this._Highlight(json[value])
+                    });
+                }
+            }
+            return returnResponse;
+        }
+        catch (event) {
+            //HTML return
+            return response;
+        }
+    },
+    /**
+     * Return the autocomplete value to send (before request)
+     */
+    _Pre: function () {
+        return this.Input.value;
+    },
+    /**
+     * Choice one result item
+     */
+    _Select: function (item) {
+	console.log('test test test');
+        if (item.hasAttribute("data-autocomplete-value")) {
+            this.Input.value = item.getAttribute("data-autocomplete-value");
+        }
+        else {
+            this.Input.value = item.innerHTML;
+        }
+        this.Input.setAttribute("data-autocomplete-old-value", this.Input.value);
+    },
+    $AjaxTimer: null,
+    $Cache: {},
+    $Listeners: {}
+};
+module.exports = AutoComplete;
+
+},{}]},{},[1])(1)
+});
diff --git a/searx/static/themes/simple/js/searx_src/searx_imageresult.js b/searx/static/themes/simple/js/searx_src/searx_imageresult.js
new file mode 100644
index 000000000..7bbfc1454
--- /dev/null
+++ b/searx/static/themes/simple/js/searx_src/searx_imageresult.js
@@ -0,0 +1,151 @@
+/**
+*
+* Google Image Layout v0.0.1
+* Description, by Anh Trinh.
+* Heavily modified for searx
+* http://trinhtrunganh.com
+*
+* @license Free to use under the MIT License.
+*
+*/
+(function(w, d) {
+  'use strict';
+  
+  function ImageLayout(container_selector, results_selector, img_selector, maxHeight) {
+    this.container_selector = container_selector;
+    this.results_selector = results_selector;
+    this.img_selector = img_selector;
+    this.margin = 10;
+    this.maxHeight = maxHeight;
+    this._alignAllDone = true;
+  }
+
+  /**
+  * Get the height that make all images fit the container
+  *
+  * width = w1 + w2 + w3 + ... = r1*h + r2*h + r3*h + ...
+  *
+  * @param  {[type]} images the images to be calculated
+  * @param  {[type]} width  the container witdth
+  * @param  {[type]} margin the margin between each image
+  *
+  * @return {[type]}        the height
+  */
+  ImageLayout.prototype._getHeigth = function(images, width) {
+    var r = 0,
+    img;
+
+    width -= images.length * this.margin;
+    for (var i = 0; i < images.length; i++) {
+      img = images[i];
+      if ((img.naturalWidth > 0) && (img.naturalHeight > 0)) {
+        r += img.naturalWidth / img.naturalHeight;
+      } else {
+        // assume that not loaded images are square
+        r += 1;
+      }
+    }
+
+    return width / r; //have to round down because Firefox will automatically roundup value with number of decimals > 3
+  };
+
+  ImageLayout.prototype._setSize = function(images, height) {
+    var img, imgWidth, imagesLength = images.length;
+    for (var i = 0; i < imagesLength; i++) {
+      img = images[i];
+      if ((img.naturalWidth > 0) && (img.naturalHeight > 0)) {
+        imgWidth = height * img.naturalWidth / img.naturalHeight;
+      } else {
+        // not loaded image : make it square as _getHeigth said it
+        imgWidth = height;
+      }
+      img.style.width = imgWidth + 'px';
+      img.style.height = height + 'px';
+      img.style.marginLeft = '3px';
+      img.style.marginTop = '3px';
+      img.style.marginRight = this.margin - 7 + 'px'; // -4 is the negative margin of the inline element
+      img.style.marginBottom = this.margin - 7 + 'px';
+    }
+  };
+
+  ImageLayout.prototype._alignImgs = function(imgGroup) {
+    var slice, h,
+    containerWidth = d.querySelector(this.container_selector).clientWidth;
+
+    w: while (imgGroup.length > 0) {
+      for (var i = 1; i <= imgGroup.length; i++) {
+        slice = imgGroup.slice(0, i);
+        h = this._getHeigth(slice, containerWidth);
+        if (h < this.maxHeight) {
+          this._setSize(slice, h);
+          imgGroup = imgGroup.slice(i);
+          continue w;
+        }
+      }
+      this._setSize(slice, Math.min(this.maxHeight, h));
+      break;
+    }
+  };
+
+  ImageLayout.prototype.align = function(results_selector) {
+    var results_selectorNode = d.querySelectorAll(this.results_selector),
+    results_length = results_selectorNode.length,
+    previous = null,
+    current = null,
+    imgGroup = [];
+    for (var i = 0; i < results_length; i++) {
+      current = results_selectorNode[i];
+      if (current.previousElementSibling !== previous && imgGroup.length > 0) {
+        // the current image is not conected to previous one
+        // so the current image is the start of a new group of images.
+        // so call _alignImgs to align the current group
+        this._alignImgs(imgGroup);
+        // and start a new empty group of images
+        imgGroup = [];
+      }
+      // add the current image to the group (only the img tag)
+      imgGroup.push(current.querySelector(this.img_selector));
+      // update the previous variable
+      previous = current;
+    }
+    // align the remaining images
+    if (imgGroup.length > 0) {
+      this._alignImgs(imgGroup);
+    }
+  };
+
+  ImageLayout.prototype.watch = function() {
+    var i, img, imgGroup, imgNodeLength,
+    obj = this,
+    results_nodes = d.querySelectorAll(this.results_selector),
+    results_length = results_nodes.length;
+
+    function align(e) {
+      obj.align();
+    }
+
+    function throttleAlign(e) {
+      if (obj._alignAllDone) {
+        obj._alignAllDone = false;
+        setTimeout(function() {
+          obj.align();
+          obj._alignAllDone = true;
+        }, 100);
+      }
+    }
+
+    w.addEventListener('resize', throttleAlign);
+    w.addEventListener('pageshow', align);
+
+    for (i = 0; i < results_length; i++) {
+      img = results_nodes[i].querySelector(this.img_selector);
+      if (typeof img !== 'undefined') {
+        img.addEventListener('load', throttleAlign);
+        img.addEventListener('error', throttleAlign);
+      }
+    }
+  };
+
+  w.searx.ImageLayout = ImageLayout;
+
+})(window, document);
diff --git a/searx/static/themes/simple/js/searx_src/searx_keyboard.js b/searx/static/themes/simple/js/searx_src/searx_keyboard.js
new file mode 100644
index 000000000..6365b5243
--- /dev/null
+++ b/searx/static/themes/simple/js/searx_src/searx_keyboard.js
@@ -0,0 +1,360 @@
+searx.ready(function() {
+
+  searx.on('.result', 'click', function() {
+    highlightResult(this)(true);
+  });
+
+  searx.on('.result a', 'focus', function(e) {
+    var el = e.target;
+    while (el !== undefined) {
+      if (el.classList.contains('result')) {
+        if (el.getAttribute("data-vim-selected") === null) {
+          highlightResult(el)(true);
+        }
+        break;
+      }
+      el = el.parentNode;
+    }
+  }, true);
+
+  var vimKeys = {
+    27: {
+      key: 'Escape',
+      fun: removeFocus,
+      des: 'remove focus from the focused input',
+      cat: 'Control'
+    },
+    73: {
+      key: 'i',
+      fun: searchInputFocus,
+      des: 'focus on the search input',
+      cat: 'Control'
+    },
+    66: {
+      key: 'b',
+      fun: scrollPage(-window.innerHeight),
+      des: 'scroll one page up',
+      cat: 'Navigation'
+    },
+    70: {
+      key: 'f',
+      fun: scrollPage(window.innerHeight),
+      des: 'scroll one page down',
+      cat: 'Navigation'
+    },
+    85: {
+      key: 'u',
+      fun: scrollPage(-window.innerHeight / 2),
+      des: 'scroll half a page up',
+      cat: 'Navigation'
+    },
+    68: {
+      key: 'd',
+      fun: scrollPage(window.innerHeight / 2),
+      des: 'scroll half a page down',
+      cat: 'Navigation'
+    },
+    71: {
+      key: 'g',
+      fun: scrollPageTo(-document.body.scrollHeight, 'top'),
+      des: 'scroll to the top of the page',
+      cat: 'Navigation'
+    },
+    86: {
+      key: 'v',
+      fun: scrollPageTo(document.body.scrollHeight, 'bottom'),
+      des: 'scroll to the bottom of the page',
+      cat: 'Navigation'
+    },
+    75: {
+      key: 'k',
+      fun: highlightResult('up'),
+      des: 'select previous search result',
+      cat: 'Results'
+    },
+    74: {
+      key: 'j',
+      fun: highlightResult('down'),
+      des: 'select next search result',
+      cat: 'Results'
+    },
+    80: {
+      key: 'p',
+      fun: pageButtonClick(0),
+      des: 'go to previous page',
+      cat: 'Results'
+    },
+    78: {
+      key: 'n',
+      fun: pageButtonClick(1),
+      des: 'go to next page',
+      cat: 'Results'
+    },
+    79: {
+      key: 'o',
+      fun: openResult(false),
+      des: 'open search result',
+      cat: 'Results'
+    },
+    84: {
+      key: 't',
+      fun: openResult(true),
+      des: 'open the result in a new tab',
+      cat: 'Results'
+    },
+    82: {
+      key: 'r',
+      fun: reloadPage,
+      des: 'reload page from the server',
+      cat: 'Control'
+    },
+    72: {
+      key: 'h',
+      fun: toggleHelp,
+      des: 'toggle help window',
+      cat: 'Other'
+    }
+  };
+
+  searx.on(document, "keyup", function(e) {
+    // check for modifiers so we don't break browser's hotkeys
+    if (vimKeys.hasOwnProperty(e.keyCode) && !e.ctrlKey && !e.altKey && !e.shiftKey && !e.metaKey) {
+      var tagName = e.target.tagName.toLowerCase();
+      if (e.keyCode === 27) {
+        if (tagName === 'input' || tagName === 'select' || tagName === 'textarea') {
+          vimKeys[e.keyCode].fun();
+        }
+      } else {
+        if (e.target === document.body || tagName === 'a' || tagName === 'button') {
+          vimKeys[e.keyCode].fun();
+        }
+      }
+    }
+  });
+
+  function highlightResult(which) {
+    return function(noScroll) {
+      var current = document.querySelector('.result[data-vim-selected]'),
+      effectiveWhich = which;
+      if (current === null) {
+        // no selection : choose the first one
+        current = document.querySelector('.result');
+        if (current === null) {
+          // no first one : there are no results
+          return;
+        }
+        // replace up/down actions by selecting first one
+        if (which === "down" || which === "up") {
+          effectiveWhich = current;
+        }
+      }
+
+      var next, results = document.querySelectorAll('.result');
+
+      if (typeof effectiveWhich !== 'string') {
+        next = effectiveWhich;
+      } else {
+        switch (effectiveWhich) {
+          case 'visible':
+          var top = document.documentElement.scrollTop || document.body.scrollTop;
+          var bot = top + document.documentElement.clientHeight;
+
+          for (var i = 0; i < results.length; i++) {
+            next = results[i];
+            var etop = next.offsetTop;
+            var ebot = etop + next.clientHeight;
+
+            if ((ebot <= bot) && (etop > top)) {
+              break;
+            }
+          }
+          break;
+          case 'down':
+          next = current.nextElementSibling;
+          if (next === null) {
+            next = results[0];
+          }
+          break;
+          case 'up':
+          next = current.previousElementSibling;
+          if (next === null) {
+            next = results[results.length - 1];
+          }
+          break;
+          case 'bottom':
+          next = results[results.length - 1];
+          break;
+          case 'top':
+          /* falls through */
+          default:
+          next = results[0];
+        }
+      }
+
+      if (next) {
+        current.removeAttribute('data-vim-selected');
+        next.setAttribute('data-vim-selected', 'true');
+        var link = next.querySelector('h3 a') || next.querySelector('a');
+        if (link !== null) {
+          link.focus();
+        }
+        if (!noScroll) {
+          scrollPageToSelected();
+        }
+      }
+    };
+  }
+
+  function reloadPage() {
+    document.location.reload(true);
+  }
+
+  function removeFocus() {
+    if (document.activeElement) {
+      document.activeElement.blur();
+    }
+  }
+
+  function pageButtonClick(num) {
+    return function() {
+      var buttons = $('div#pagination button[type="submit"]');
+      if (buttons.length !== 2) {
+        console.log('page navigation with this theme is not supported');
+        return;
+      }
+      if (num >= 0 && num < buttons.length) {
+        buttons[num].click();
+      } else {
+        console.log('pageButtonClick(): invalid argument');
+      }
+    };
+  }
+
+  function scrollPageToSelected() {
+    var sel = document.querySelector('.result[data-vim-selected]');
+    if (sel === null) {
+      return;
+    }
+    var wtop = document.documentElement.scrollTop || document.body.scrollTop,
+    wheight = document.documentElement.clientHeight,
+    etop = sel.offsetTop,
+    ebot = etop + sel.clientHeight,
+    offset = 120;
+    // first element ?
+    if ((sel.previousElementSibling === null) && (ebot < wheight)) {
+      // set to the top of page if the first element
+      // is fully included in the viewport
+      window.scroll(window.scrollX, 0);
+      return;
+    }
+    if (wtop > (etop - offset)) {
+      window.scroll(window.scrollX, etop - offset);
+    } else {
+      var wbot = wtop + wheight;
+      if (wbot < (ebot + offset)) {
+        window.scroll(window.scrollX, ebot - wheight + offset);
+      }
+    }
+  }
+
+  function scrollPage(amount) {
+    return function() {
+      window.scrollBy(0, amount);
+      highlightResult('visible')();
+    };
+  }
+
+  function scrollPageTo(position, nav) {
+    return function() {
+      window.scrollTo(0, position);
+      highlightResult(nav)();
+    };
+  }
+
+  function searchInputFocus() {
+    window.scrollTo(0, 0);
+    document.querySelector('#q').focus();
+  }
+
+  function openResult(newTab) {
+    return function() {
+      var link = document.querySelector('.result[data-vim-selected] h3 a');
+      if (link !== null) {
+        var url = link.getAttribute('href');
+        if (newTab) {
+          window.open(url);
+        } else {
+          window.location.href = url;
+        }
+      }
+    };
+  }
+
+  function toggleHelp() {
+    var helpPanel = document.querySelector('#vim-hotkeys-help');
+    if (helpPanel.length) {
+      helpPanel.classList.toggle('hidden');
+      return;
+    }
+
+    var categories = {};
+
+    for (var k in vimKeys) {
+      var key = vimKeys[k];
+      categories[key.cat] = categories[key.cat] || [];
+      categories[key.cat].push(key);
+    }
+
+    var sorted = Object.keys(categories).sort(function(a, b) {
+      return categories[b].length - categories[a].length;
+    });
+
+    if (sorted.length === 0) {
+      return;
+    }
+
+    var html = '<div id="vim-hotkeys-help" class="well vim-hotkeys-help">';
+    html += '<div class="container-fluid">';
+
+    html += '<div class="row">';
+    html += '<div class="col-sm-12">';
+    html += '<h3>How to navigate searx with Vim-like hotkeys</h3>';
+    html += '</div>'; // col-sm-12
+    html += '</div>'; // row
+
+    for (var i = 0; i < sorted.length; i++) {
+      var cat = categories[sorted[i]];
+
+      var lastCategory = i === (sorted.length - 1);
+      var first = i % 2 === 0;
+
+      if (first) {
+        html += '<div class="row dflex">';
+      }
+      html += '<div class="col-sm-' + (first && lastCategory ? 12 : 6) + ' dflex">';
+
+      html += '<div class="panel panel-default iflex">';
+      html += '<div class="panel-heading">' + cat[0].cat + '</div>';
+      html += '<div class="panel-body">';
+      html += '<ul class="list-unstyled">';
+
+      for (var cj in cat) {
+        html += '<li><kbd>' + cat[cj].key + '</kbd> ' + cat[cj].des + '</li>';
+      }
+
+      html += '</ul>';
+      html += '</div>'; // panel-body
+      html += '</div>'; // panel
+      html += '</div>'; // col-sm-*
+
+      if (!first || lastCategory) {
+        html += '</div>'; // row
+      }
+    }
+
+    html += '</div>'; // container-fluid
+    html += '</div>'; // vim-hotkeys-help
+
+    $('body').append(html);
+  }
+});
diff --git a/searx/static/themes/simple/js/searx_src/searx_mapresult.js b/searx/static/themes/simple/js/searx_src/searx_mapresult.js
new file mode 100644
index 000000000..823f64815
--- /dev/null
+++ b/searx/static/themes/simple/js/searx_src/searx_mapresult.js
@@ -0,0 +1,175 @@
+/**
+* searx is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Affero General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* searx is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Affero General Public License for more details.
+*
+* You should have received a copy of the GNU Affero General Public License
+* along with searx. If not, see < http://www.gnu.org/licenses/ >.
+*
+* (C) 2014 by Thomas Pointhuber, <thomas.pointhuber@gmx.at>
+* (C) 2017 by Alexandre Flament, <alex@al-f.net>
+*/
+(function (w, d, searx) {
+  'use strict';
+
+  searx.ready(function () {
+    searx.on('.searx_overpass_request', 'click', function(event) {
+      // no more request
+      this.classList.remove("searx_overpass_request");
+
+      //
+      var overpass_url = "https://overpass-api.de/api/interpreter?data=";
+      var query_start = overpass_url + "[out:json][timeout:25];(";
+      var query_end = ");out meta;";
+
+      var osm_id = this.dataset.osmId;
+      var osm_type = this.dataset.osmType;
+      var result_table = d.querySelector("#" + this.dataset.resultTable);
+      var result_table_loadicon = d.querySelector("#" + this.dataset.resultTableLoadicon);
+
+      // tags which can be ignored
+      var osm_ignore_tags = [ "addr:city", "addr:country", "addr:housenumber", "addr:postcode", "addr:street" ];
+
+      if(osm_id && osm_type && result_table) {
+        var query = null;
+        switch(osm_type) {
+          case 'node':
+          query = query_start + "node(" + osm_id + ");" + query_end;
+          break;
+          case 'way':
+          query = query_start + "way(" + osm_id + ");" + query_end;
+          break;
+          case 'relation':
+          query = query_start + "relation(" + osm_id + ");" + query_end;
+          break;
+          default:
+          break;
+        }
+        if(query) {
+          // console.log(query);
+          searx.http( 'GET', query ).then(function(html, contentType) {
+            html = JSON.parse(html);
+            if(html && html.elements && html.elements[0]) {
+              var element = html.elements[0];
+              var newHtml = "";
+              for (var row in element.tags) {
+                if(element.tags.name === null || osm_ignore_tags.indexOf(row) == -1) {
+                  newHtml += "<tr><td>" + row + "</td><td>";
+                  switch(row) {
+                    case "phone":
+                    case "fax":
+                    newHtml += "<a href=\"tel:" + element.tags[row].replace(/ /g,'') + "\">" + element.tags[row] + "</a>";
+                    break;
+                    case "email":
+                    newHtml += "<a href=\"mailto:" + element.tags[row] + "\">" + element.tags[row] + "</a>";
+                    break;
+                    case "website":
+                    case "url":
+                    newHtml += "<a href=\"" + element.tags[row] + "\">" + element.tags[row] + "</a>";
+                    break;
+                    case "wikidata":
+                    newHtml += "<a href=\"https://www.wikidata.org/wiki/" + element.tags[row] + "\">" + element.tags[row] + "</a>";
+                    break;
+                    case "wikipedia":
+                    if(element.tags[row].indexOf(":") != -1) {
+                      newHtml += "<a href=\"https://" + element.tags[row].substring(0,element.tags[row].indexOf(":")) + ".wikipedia.org/wiki/" + element.tags[row].substring(element.tags[row].indexOf(":")+1) + "\">" + element.tags[row] + "</a>";
+                      break;
+                    }
+                    /* jshint ignore:start */
+                    default:
+                    /* jshint ignore:end */
+                    newHtml += element.tags[row];
+                    break;
+                  }
+                  newHtml += "</td></tr>";
+                }
+              }
+              result_table_loadicon.classList.add('invisible');
+              result_table.classList.remove('invisible');
+              result_table.querySelector("tbody").innerHTML = newHtml;
+            }
+          })
+          .catch(function() {
+            result_table_loadicon.innerHTML = result_table_loadicon.innerHTML + "<p class=\"text-muted\">could not load data!</p>";
+          });
+        }
+      }
+
+      // this event occour only once per element
+      event.preventDefault();
+    });
+
+    searx.on('.searx_init_map', 'click', function(event) {
+      // no more request
+      this.classList.remove("searx_init_map");
+
+      //
+      var leaflet_target = this.dataset.leafletTarget;
+      var map_lon = parseFloat(this.dataset.mapLon);
+      var map_lat = parseFloat(this.dataset.mapLat);
+      var map_zoom = parseFloat(this.dataset.mapZoom);
+      var map_boundingbox = JSON.parse(this.dataset.mapBoundingbox);
+      var map_geojson = JSON.parse(this.dataset.mapGeojson);
+
+      searx.loadStyle('leaflet/leaflet.css');
+      searx.loadScript('leaflet/leaflet.js', function() {
+        var map_bounds = null;
+        if(map_boundingbox) {
+          var southWest = L.latLng(map_boundingbox[0], map_boundingbox[2]);
+          var northEast = L.latLng(map_boundingbox[1], map_boundingbox[3]);
+          map_bounds = L.latLngBounds(southWest, northEast);
+        }
+
+        // init map
+        var map = L.map(leaflet_target);
+        // create the tile layer with correct attribution
+        var osmMapnikUrl='https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png';
+        var osmMapnikAttrib='Map data © <a href="https://openstreetmap.org">OpenStreetMap</a> contributors';
+        var osmMapnik = new L.TileLayer(osmMapnikUrl, {minZoom: 1, maxZoom: 19, attribution: osmMapnikAttrib});
+        var osmWikimediaUrl='https://maps.wikimedia.org/osm-intl/{z}/{x}/{y}.png';
+        var osmWikimediaAttrib = 'Wikimedia maps beta | Maps data © <a href="https://openstreetmap.org">OpenStreetMap</a> contributors';
+        var osmWikimedia = new L.TileLayer(osmWikimediaUrl, {minZoom: 1, maxZoom: 19, attribution: osmWikimediaAttrib});
+        // init map view
+        if(map_bounds) {
+          // TODO hack: https://github.com/Leaflet/Leaflet/issues/2021
+          // Still useful ?
+          setTimeout(function () {
+            map.fitBounds(map_bounds, {
+              maxZoom:17
+            });
+          }, 0);
+        } else if (map_lon && map_lat) {
+          if(map_zoom) {
+            map.setView(new L.latLng(map_lat, map_lon),map_zoom);
+          } else {
+            map.setView(new L.latLng(map_lat, map_lon),8);
+          }
+        }
+
+        map.addLayer(osmMapnik);
+
+        var baseLayers = {
+          "OSM Mapnik": osmMapnik/*,
+          "OSM Wikimedia": osmWikimedia*/
+        };
+
+        L.control.layers(baseLayers).addTo(map);
+
+        if(map_geojson) {
+          L.geoJson(map_geojson).addTo(map);
+        } /*else if(map_bounds) {
+          L.rectangle(map_bounds, {color: "#ff7800", weight: 3, fill:false}).addTo(map);
+        }*/
+      });
+
+      // this event occour only once per element
+      event.preventDefault();
+    });
+  });
+})(window, document, window.searx);
diff --git a/searx/static/themes/simple/js/searx_src/searx_results.js b/searx/static/themes/simple/js/searx_src/searx_results.js
new file mode 100644
index 000000000..b13da8391
--- /dev/null
+++ b/searx/static/themes/simple/js/searx_src/searx_results.js
@@ -0,0 +1,63 @@
+/**
+* searx is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Affero General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* searx is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Affero General Public License for more details.
+*
+* You should have received a copy of the GNU Affero General Public License
+* along with searx. If not, see < http://www.gnu.org/licenses/ >.
+*
+* (C) 2017 by Alexandre Flament, <alex@al-f.net>
+*/
+(function(w, d, searx) {
+  'use strict';
+
+  searx.ready(function() {
+    searx.image_thumbnail_layout = new searx.ImageLayout('#urls', '#urls .result-images', 'img.image_thumbnail', 200);
+    searx.image_thumbnail_layout.watch();
+
+    searx.on('.btn-collapse', 'click', function(event) {
+      var btnLabelCollapsed = this.getAttribute('data-btn-text-collapsed');
+      var btnLabelNotCollapsed = this.getAttribute('data-btn-text-not-collapsed');
+      var target = this.getAttribute('data-target');
+      var targetElement = d.querySelector(target);
+      var html = this.innerHTML;
+      if (this.classList.contains('collapsed')) {
+        html = html.replace(btnLabelCollapsed, btnLabelNotCollapsed);
+      } else {
+        html = html.replace(btnLabelNotCollapsed, btnLabelCollapsed);
+      }
+      this.innerHTML = html;
+      this.classList.toggle('collapsed');
+      targetElement.classList.toggle('invisible');
+    });
+
+    searx.on('.media-loader', 'click', function(event) {
+      var target = this.getAttribute('data-target');
+      var iframe_load = d.querySelector(target + ' > iframe');
+      var srctest = iframe_load.getAttribute('src');
+      if (srctest === null || srctest === undefined || srctest === false) {
+        iframe_load.setAttribute('src', iframe_load.getAttribute('data-src'));
+      }
+    });
+
+    w.addEventListener('scroll', function() {
+      var e = d.getElementById('backToTop'),
+      scrollTop = document.documentElement.scrollTop || document.body.scrollTop;
+      if (e !== null) {
+        if (scrollTop >= 200) {
+          e.style.opacity = 1;
+        } else {
+          e.style.opacity = 0;
+        }
+      }
+    });
+
+  });
+
+})(window, document, window.searx);
diff --git a/searx/static/themes/simple/js/searx_src/searx_search.js b/searx/static/themes/simple/js/searx_src/searx_search.js
new file mode 100644
index 000000000..1b93f9039
--- /dev/null
+++ b/searx/static/themes/simple/js/searx_src/searx_search.js
@@ -0,0 +1,94 @@
+/**
+* searx is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Affero General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* searx is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Affero General Public License for more details.
+*
+* You should have received a copy of the GNU Affero General Public License
+* along with searx. If not, see < http://www.gnu.org/licenses/ >.
+*
+* (C) 2017 by Alexandre Flament, <alex@al-f.net>
+*/
+(function(w, d, searx) {
+  'use strict';
+
+  var firstFocus = true, qinput_id = "q", qinput;
+
+  function placeCursorAtEnd(element) {
+    if (element.setSelectionRange) {
+      var len = element.value.length;
+      element.setSelectionRange(len, len);
+    }
+  }
+
+  function submitIfQuery() {
+    if (qinput.value.length  > 0) {
+      var search = document.getElementById('search');
+      setTimeout(search.submit.bind(search), 0);
+    }
+  }
+
+  searx.ready(function() {
+    qinput = d.getElementById(qinput_id);
+
+    function placeCursorAtEndOnce(e) {
+      if (firstFocus) {
+        placeCursorAtEnd(qinput);
+        firstFocus = false;
+      } else {
+        // e.preventDefault();
+      }
+    }
+
+    if (qinput !== null) {
+      // autocompleter
+      if (searx.autocompleter) {
+        searx.autocomplete = AutoComplete.call(w, {
+          Url: "./autocompleter",
+          EmptyMessage: searx.noItemFound,
+          HttpMethod: searx.method,
+          MinChars: 4,
+          Delay: 300,
+        }, "#" + qinput_id);
+
+        // hack, see : https://github.com/autocompletejs/autocomplete.js/issues/37
+        w.addEventListener('resize', function() {
+          var event = new CustomEvent("position");
+          qinput.dispatchEvent(event);
+        });
+      }
+
+      qinput.addEventListener('focus', placeCursorAtEndOnce, false);
+      qinput.focus();
+    }
+
+    // vanilla js version of search_on_category_select.js
+    if (qinput !== null && searx.search_on_category_select) {
+      d.querySelector('.help').className='invisible';
+
+      searx.on('#categories input', 'change', function(e) {
+        var i, categories = d.querySelectorAll('#categories input[type="checkbox"]');
+        for(i=0; i<categories.length; i++) {
+          if (categories[i] !== this && categories[i].checked) {
+            categories[i].click();
+          }
+        }
+        if (! this.checked) {
+          this.click();
+        }
+        submitIfQuery();
+        return false;
+      });
+
+      searx.on(d.getElementById('time_range'), 'change', submitIfQuery);
+      searx.on(d.getElementById('language'), 'change', submitIfQuery);
+    }
+
+  });
+
+})(window, document, window.searx);