} else {

            displaylname = lname;

        }

        if (nnameMatchIndex > -1) {

            displaynname = autocompleteHighlightMatch(nname, query, nnameMatchIndex);

        } else {

            displaynname = nname;

        }

        displayname = displaynname;

        if (displayfname && displaylname) {

            displayname = "{0} {1} ({2})".format(displayfname, displaylname, displayname);

        }

        return autocompleteGravatar(displayname, oResultData.gravatar_lnk, oResultData.gravatar_size);

    } else {

        return '';

    }

};

// Generate a basic autocomplete instance that can be tweaked further by the caller

var autocompleteCreate = function ($inputElement, $container, matchFunc) {

    var datasource = new YAHOO.util.FunctionDataSource(matchFunc);

    var autocomplete = new YAHOO.widget.AutoComplete($inputElement[0], $container[0], datasource);

    autocomplete.useShadow = false;

    autocomplete.resultTypeList = false;

    autocomplete.animVert = false;

    autocomplete.animHoriz = false;

    autocomplete.animSpeed = 0.1;

    autocomplete.formatResult = autocompleteFormatter;

    return autocomplete;

}

var SimpleUserAutoComplete = function ($inputElement, $container, users_list) {

    var matchUsers = function (sQuery) {

        return autocompleteMatchUsers(sQuery, users_list);

    }

    var userAC = autocompleteCreate($inputElement, $container, matchUsers);

    // Handler for selection of an entry

    var itemSelectHandler = function (sType, aArgs) {

        var myAC = aArgs[0]; // reference back to the AC instance

        var elLI = aArgs[1]; // reference to the selected LI element

        var oData = aArgs[2]; // object literal of selected item's result data

        myAC.getInputEl().value = oData.nname;

    };

    userAC.itemSelectEvent.subscribe(itemSelectHandler);

}

var MembersAutoComplete = function ($inputElement, $container, users_list, groups_list) {

    var matchAll = function (sQuery) {

        var u = autocompleteMatchUsers(sQuery, users_list);

        var g = autocompleteMatchGroups(sQuery, groups_list);

        return u.concat(g);

    };

    var membersAC = autocompleteCreate($inputElement, $container, matchAll);

    // Handler for selection of an entry

    var itemSelectHandler = function (sType, aArgs) {

        var nextId = $inputElement.prop('id').split('perm_new_member_name_')[1];

        var myAC = aArgs[0]; // reference back to the AC instance

        var elLI = aArgs[1]; // reference to the selected LI element

        var oData = aArgs[2]; // object literal of selected item's result data

        //fill the autocomplete with value

        if (oData.nname != undefined) {

            //users

            myAC.getInputEl().value = oData.nname;

            $('#perm_new_member_type_'+nextId).val('user');

        } else {

            //groups

            myAC.getInputEl().value = oData.grname;

            $('#perm_new_member_type_'+nextId).val('users_group');

        }

    };

    membersAC.itemSelectEvent.subscribe(itemSelectHandler);

}

var MentionsAutoComplete = function ($inputElement, $container, users_list) {

    var matchUsers = function (sQuery) {

            var org_sQuery = sQuery;

            if(this.mentionQuery == null){

                return []

            }

            sQuery = this.mentionQuery;

            return autocompleteMatchUsers(sQuery, users_list);

    }

    var mentionsAC = autocompleteCreate($inputElement, $container, matchUsers);

    mentionsAC.suppressInputUpdate = true;

    // Overwrite formatResult to take into account mentionQuery

    mentionsAC.formatResult = function (oResultData, sQuery, sResultMatch) {

        var org_sQuery = sQuery;

        if (this.dataSource.mentionQuery != null) {

            sQuery = this.dataSource.mentionQuery;

        }

        return autocompleteFormatter(oResultData, sQuery, sResultMatch);

    }

    // Handler for selection of an entry

    if(mentionsAC.itemSelectEvent){

        mentionsAC.itemSelectEvent.subscribe(function (sType, aArgs) {

            var myAC = aArgs[0]; // reference back to the AC instance

            var elLI = aArgs[1]; // reference to the selected LI element

            var oData = aArgs[2]; // object literal of selected item's result data

            //Replace the mention name with replaced

            var re = new RegExp();

            var org = myAC.getInputEl().value;

            var chunks = myAC.dataSource.chunks

            // replace middle chunk(the search term) with actuall  match

            chunks[1] = chunks[1].replace('@'+myAC.dataSource.mentionQuery,

                                          '@'+oData.nname+' ');

            myAC.getInputEl().value = chunks.join('');

            myAC.getInputEl().focus(); // Y U NO WORK !?

        });

    }

    // in this keybuffer we will gather current value of search !

    // since we need to get this just when someone does `@` then we do the

    // search

    mentionsAC.dataSource.chunks = [];

    mentionsAC.dataSource.mentionQuery = null;

    mentionsAC.get_mention = function(msg, max_pos) {

        var org = msg;

        // Must match utils2.py MENTIONS_REGEX.

        // Only matching on string up to cursor, so it must end with $

        var re = new RegExp('(?:^|[^a-zA-Z0-9])@([a-zA-Z0-9][-_.a-zA-Z0-9]*[a-zA-Z0-9])$');

        var chunks  = [];

        // cut first chunk until current pos

        var to_max = msg.substr(0, max_pos);

        var at_pos = Math.max(0,to_max.lastIndexOf('@')-1);

        var msg2 = to_max.substr(at_pos);

        chunks.push(org.substr(0,at_pos)); // prefix chunk

        chunks.push(msg2);                 // search chunk

        chunks.push(org.substr(max_pos));  // postfix chunk

        // clean up msg2 for filtering and regex match

        var msg2 = msg2.lstrip(' ').lstrip('\n');

        if(re.test(msg2)){

            var unam = re.exec(msg2)[1];

            return [unam, chunks];

        }

        return [null, null];

    };

    $inputElement.keyup(function(e){

            var currentMessage = $inputElement.val();

            var currentCaretPosition = $inputElement[0].selectionStart;

            var unam = mentionsAC.get_mention(currentMessage, currentCaretPosition);

            var curr_search = null;

            if(unam[0]){

                curr_search = unam[0];

            }

            mentionsAC.dataSource.chunks = unam[1];

            mentionsAC.dataSource.mentionQuery = curr_search;

        });

}

var addReviewMember = function(id,fname,lname,nname,gravatar_link,gravatar_size){

    var displayname = nname;

    if ((fname != "") && (lname != "")) {

        displayname = "{0} {1} ({2})".format(fname, lname, nname);

    }

    var gravatarelm = gravatar(gravatar_link, gravatar_size, "");

    // WARNING: the HTML below is duplicate with

    // kallithea/templates/pullrequests/pullrequest_show.html

    // If you change something here it should be reflected in the template too.

    var element = (

        '     <li id="reviewer_{2}">\n'+

        '       <div class="reviewers_member">\n'+

        '           <div class="reviewer_status tooltip" title="not_reviewed">\n'+

        '             <i class="icon-circle changeset-status-not_reviewed"></i>\n'+

        '           </div>\n'+

        '         <div class="reviewer_gravatar gravatar">{0}</div>\n'+

        '         <div style="float:left;">{1}</div>\n'+

        '         <input type="hidden" value="{2}" name="review_members" />\n'+

        '         <div class="reviewer_member_remove action_button" onclick="removeReviewMember({2})">\n'+

        '             <i class="icon-minus-circled"></i>\n'+

        '         </div> (add not saved)\n'+

        '       </div>\n'+

        '     </li>\n'

        ).format(gravatarelm, displayname, id);

    // check if we don't have this ID already in

    var ids = [];

    $('#review_members').find('li').each(function() {

            ids.push(this.id);

        });

    if(ids.indexOf('reviewer_'+id) == -1){

        //only add if it's not there

        $('#review_members').append(element);

    }

}

var removeReviewMember = function(reviewer_id, repo_name, pull_request_id){

    var $li = $('#reviewer_{0}'.format(reviewer_id));

    $li.find('div div').css("text-decoration", "line-through");

    $li.find('input').prop('name', 'review_members_removed');

    $li.find('.reviewer_member_remove').replaceWith(' (remove not saved)');

}

/* activate auto completion of users as PR reviewers */

var PullRequestAutoComplete = function ($inputElement, $container, users_list) {

    var matchUsers = function (sQuery) {

        return autocompleteMatchUsers(sQuery, users_list);

    };

    var reviewerAC = autocompleteCreate($inputElement, $container, matchUsers);

    reviewerAC.suppressInputUpdate = true;

    // Handler for selection of an entry

    if(reviewerAC.itemSelectEvent){

        reviewerAC.itemSelectEvent.subscribe(function (sType, aArgs) {

            var myAC = aArgs[0]; // reference back to the AC instance

            var elLI = aArgs[1]; // reference to the selected LI element

            var oData = aArgs[2]; // object literal of selected item's result data

            addReviewMember(oData.id, oData.fname, oData.lname, oData.nname,

                            oData.gravatar_lnk, oData.gravatar_size);

            myAC.getInputEl().value = '';

        });

    }

}

/**

 * Activate .quick_repo_menu

 */

var quick_repo_menu = function(){

    $(".quick_repo_menu").mouseenter(function(e) {

            var $menu = $(e.currentTarget).children().first().children().first();

            if($menu.hasClass('hidden')){

                $menu.removeClass('hidden').addClass('active');

                $(e.currentTarget).removeClass('hidden').addClass('active');

            }

        });

    $(".quick_repo_menu").mouseleave(function(e) {

            var $menu = $(e.currentTarget).children().first().children().first();

            if($menu.hasClass('active')){

                $menu.removeClass('active').addClass('hidden');

                $(e.currentTarget).removeClass('active').addClass('hidden');

            }

        });

};

/**

 * TABLE SORTING

 */

var revisionSort = function(a, b, desc, field) {

    var a_ = parseInt(a.getData('last_rev_raw') || 0);

    var b_ = parseInt(b.getData('last_rev_raw') || 0);

    return YAHOO.util.Sort.compare(a_, b_, desc);

};

var ageSort = function(a, b, desc, field) {

    // data is like: <span class="tooltip" date="2014-06-04 18:18:55.325474" title="Wed, 04 Jun 2014 18:18:55">1 day and 23 hours ago</span>

    var a_ = $(a.getData(field)).attr('date');

    var b_ = $(b.getData(field)).attr('date');

    return YAHOO.util.Sort.compare(a_, b_, desc);

};

var lastLoginSort = function(a, b, desc, field) {

    var a_ = parseFloat(a.getData('last_login_raw') || 0);

    var b_ = parseFloat(b.getData('last_login_raw') || 0);

    return YAHOO.util.Sort.compare(a_, b_, desc);

};

var nameSort = function(a, b, desc, field) {

    var a_ = a.getData('raw_name') || 0;

    var b_ = b.getData('raw_name') || 0;

    return YAHOO.util.Sort.compare(a_, b_, desc);

};

var dateSort = function(a, b, desc, field) {

    var a_ = parseFloat(a.getData('raw_date') || 0);

    var b_ = parseFloat(b.getData('raw_date') || 0);

    return YAHOO.util.Sort.compare(a_, b_, desc);

};

var addPermAction = function(_html, users_list, groups_list){

    var $last_node = $('.last_new_member').last(); // empty tr between last and add

    var next_id = $('.new_members').length;

    $last_node.before($('<tr class="new_members">').append(_html.format(next_id)));

    MembersAutoComplete($("#perm_new_member_name_"+next_id),

            $("#perm_container_"+next_id), users_list, groups_list);

}

function ajaxActionRevokePermission(url, obj_id, obj_type, field_id, extra_data) {

    var success = function (o) {

            $('#' + field_id).remove();

        };

    var failure = function (o) {

            alert(_TM['Failed to revoke permission'] + ": " + o.status);

        };

    var query_params = {

        '_method': 'delete'

    }

    // put extra data into POST

    if (extra_data !== undefined && (typeof extra_data === 'object')){

        for(var k in extra_data){

            query_params[k] = extra_data[k];

        }

    }

    if (obj_type=='user'){

        query_params['user_id'] = obj_id;

        query_params['obj_type'] = 'user';

    }

    else if (obj_type=='user_group'){

        query_params['user_group_id'] = obj_id;

        query_params['obj_type'] = 'user_group';

    }

    ajaxPOST(url, query_params, success, failure);

};

/* Multi selectors */

var MultiSelectWidget = function(selected_id, available_id, form_id){

    var $availableselect = $('#' + available_id);

    var $selectedselect = $('#' + selected_id);

    //fill available only with those not in selected

    var $selectedoptions = $selectedselect.children('option');

    $availableselect.children('option').filter(function(i, e){

            for(var j = 0, node; node = $selectedoptions[j]; j++){

                if(node.value == e.value){

                    return true;

                }

            }

            return false;

        }).remove();

    $('#add_element').click(function(e){

            $selectedselect.append($availableselect.children('option:selected'));

        });

    $('#remove_element').click(function(e){

            $availableselect.append($selectedselect.children('option:selected'));

        });

    $('#'+form_id).submit(function(){

            $selectedselect.children('option').each(function(i, e){

                e.selected = 'selected';

            });

        });

}

// custom paginator

var YUI_paginator = function(links_per_page, containers){

    (function () {

        var Paginator = YAHOO.widget.Paginator,

            l         = YAHOO.lang,

            setId     = YAHOO.util.Dom.generateId;

        Paginator.ui.MyFirstPageLink = function (p) {

            this.paginator = p;

            p.subscribe('recordOffsetChange',this.update,this,true);

            p.subscribe('rowsPerPageChange',this.update,this,true);

            p.subscribe('totalRecordsChange',this.update,this,true);

            p.subscribe('destroy',this.destroy,this,true);

            // TODO: make this work

            p.subscribe('firstPageLinkLabelChange',this.update,this,true);

            p.subscribe('firstPageLinkClassChange',this.update,this,true);

        };

        Paginator.ui.MyFirstPageLink.init = function (p) {

            p.setAttributeConfig('firstPageLinkLabel', {

                value : 1,

                validator : l.isString

            });

            p.setAttributeConfig('firstPageLinkClass', {

                value : 'yui-pg-first',

                validator : l.isString

            });

            p.setAttributeConfig('firstPageLinkTitle', {

                value : 'First Page',

                validator : l.isString

            });

        };

        // Instance members and methods

        Paginator.ui.MyFirstPageLink.prototype = {

            current   : null,

            leftmost_page: null,

            rightmost_page: null,

            link      : null,

            span      : null,

            dotdot    : null,

            getPos    : function(cur_page, max_page, items){

                var edge = parseInt(items / 2) + 1;

                if (cur_page <= edge){

                    var radius = Math.max(parseInt(items / 2), items - cur_page);

                }

                else if ((max_page - cur_page) < edge) {

                    var radius = (items - 1) - (max_page - cur_page);

                }

                else{

                    var radius = parseInt(items / 2);

                }

                var left = Math.max(1, (cur_page - (radius)));

                var right = Math.min(max_page, cur_page + (radius));

                return [left, cur_page, right]

            },

            render : function (id_base) {

                var p      = this.paginator,

                    c      = p.get('firstPageLinkClass'),

                    label  = p.get('firstPageLinkLabel'),

                    title  = p.get('firstPageLinkTitle');

                this.link     = document.createElement('a');

                this.span     = document.createElement('span');

                $(this.span).hide();

                var _pos = this.getPos(p.getCurrentPage(), p.getTotalPages(), 5);

                this.leftmost_page = _pos[0];

                this.rightmost_page = _pos[2];

                setId(this.link, id_base + '-first-link');

                this.link.href      = '#';

                this.link.className = c;

                this.link.innerHTML = label;

                this.link.title     = title;

                YUE.on(this.link,'click',this.onClick,this,true);

                setId(this.span, id_base + '-first-span');

                this.span.className = c;

                this.span.innerHTML = label;

                this.current = p.getCurrentPage() > 1 ? this.link : this.span;

                return this.current;

            },

            update : function (e) {

                var p      = this.paginator;

                var _pos   = this.getPos(p.getCurrentPage(), p.getTotalPages(), 5);

                this.leftmost_page = _pos[0];

                this.rightmost_page = _pos[2];

                if (e && e.prevValue === e.newValue) {

                    return;

                }

                var par = this.current ? this.current.parentNode : null;

                if (this.leftmost_page > 1) {

                    if (par && this.current === this.span) {

                        par.replaceChild(this.link,this.current);

                        this.current = this.link;

                    }

                } else {

                    if (par && this.current === this.link) {

                        par.replaceChild(this.span,this.current);

                        this.current = this.span;

                    }

                }

            },

            destroy : function () {

                YUE.purgeElement(this.link);

                this.current.parentNode.removeChild(this.current);

                this.link = this.span = null;

            },

            onClick : function (e) {

                YUE.stopEvent(e);

                this.paginator.setPage(1);

            }

        };

        })();

    (function () {

        var Paginator = YAHOO.widget.Paginator,

            l         = YAHOO.lang,

            setId     = YAHOO.util.Dom.generateId;

        Paginator.ui.MyLastPageLink = function (p) {

            this.paginator = p;

            p.subscribe('recordOffsetChange',this.update,this,true);

            p.subscribe('rowsPerPageChange',this.update,this,true);

            p.subscribe('totalRecordsChange',this.update,this,true);

            p.subscribe('destroy',this.destroy,this,true);

            // TODO: make this work

            p.subscribe('lastPageLinkLabelChange',this.update,this,true);

            p.subscribe('lastPageLinkClassChange', this.update,this,true);

        };

        Paginator.ui.MyLastPageLink.init = function (p) {

            p.setAttributeConfig('lastPageLinkLabel', {

                value : -1,

                validator : l.isString

            });

            p.setAttributeConfig('lastPageLinkClass', {

                value : 'yui-pg-last',

                validator : l.isString

            });

            p.setAttributeConfig('lastPageLinkTitle', {

                value : 'Last Page',

                validator : l.isString

            });

        };

        Paginator.ui.MyLastPageLink.prototype = {

            current   : null,

            leftmost_page: null,

            rightmost_page: null,

            link      : null,

            span      : null,

            dotdot    : null,

            na        : null,

            getPos    : function(cur_page, max_page, items){

                var edge = parseInt(items / 2) + 1;

                if (cur_page <= edge){

                    var radius = Math.max(parseInt(items / 2), items - cur_page);

                }

                else if ((max_page - cur_page) < edge) {

                    var radius = (items - 1) - (max_page - cur_page);

                }

                else{

                    var radius = parseInt(items / 2);

                }

                var left = Math.max(1, (cur_page - (radius)));

                var right = Math.min(max_page, cur_page + (radius));

                return [left, cur_page, right]

            },

            render : function (id_base) {

                var p      = this.paginator,

                    c      = p.get('lastPageLinkClass'),

                    label  = p.get('lastPageLinkLabel'),

                    last   = p.getTotalPages(),

                    title  = p.get('lastPageLinkTitle');

                var _pos = this.getPos(p.getCurrentPage(), p.getTotalPages(), 5);

                this.leftmost_page = _pos[0];

                this.rightmost_page = _pos[2];

                this.link = document.createElement('a');

                this.span = document.createElement('span');

                $(this.span).hide();

                this.na   = this.span.cloneNode(false);

                setId(this.link, id_base + '-last-link');

                this.link.href      = '#';

                this.link.className = c;

                this.link.innerHTML = label;

                this.link.title     = title;

                YUE.on(this.link,'click',this.onClick,this,true);

                setId(this.span, id_base + '-last-span');

                this.span.className = c;

                this.span.innerHTML = label;

                setId(this.na, id_base + '-last-na');

                if (this.rightmost_page < p.getTotalPages()){

                    this.current = this.link;

                }

                else{

                    this.current = this.span;

                }

                this.current.innerHTML = p.getTotalPages();

                return this.current;

            },

            update : function (e) {

                var p      = this.paginator;

                var _pos = this.getPos(p.getCurrentPage(), p.getTotalPages(), 5);

                this.leftmost_page = _pos[0];

                this.rightmost_page = _pos[2];

                if (e && e.prevValue === e.newValue) {

                    return;

                }

                var par   = this.current ? this.current.parentNode : null,

                    after = this.link;

                if (par) {

                    // only show the last page if the rightmost one is

                    // lower, so we don't have doubled entries at the end

                    if (!(this.rightmost_page < p.getTotalPages())){

                        after = this.span

                    }

                    if (this.current !== after) {

                        par.replaceChild(after,this.current);

                        this.current = after;

                    }

                }

                this.current.innerHTML = this.paginator.getTotalPages();

            },

            destroy : function () {

                YUE.purgeElement(this.link);

                this.current.parentNode.removeChild(this.current);

                this.link = this.span = null;

            },

            onClick : function (e) {

                YUE.stopEvent(e);

                this.paginator.setPage(this.paginator.getTotalPages());

            }

        };

        })();

    var pagi = new YAHOO.widget.Paginator({

        rowsPerPage: links_per_page,

        alwaysVisible: false,

        template : "{PreviousPageLink} {MyFirstPageLink} {PageLinks} {MyLastPageLink} {NextPageLink}",

        pageLinks: 5,

        containerClass: 'pagination-wh',

        currentPageClass: 'pager_curpage',

        pageLinkClass: 'pager_link',

        nextPageLinkLabel: '>',

        previousPageLinkLabel: '<',

        containers:containers

    });

    return pagi

}

var YUI_datatable = function(data, fields, columns, countnode, sortkey, rows){

    var myDataSource = new YAHOO.util.DataSource(data);

    myDataSource.responseType = YAHOO.util.DataSource.TYPE_JSON;

    myDataSource.responseSchema = {

        resultsList: "records",

        fields: fields

        };

    myDataSource.doBeforeCallback = function(req, raw, res, cb) {

        // This is the filter function

        var data     = res.results || [],

            filtered = [],

            i, l;

        if (req) {

            req = req.toLowerCase();

            for (i = 0; i<data.length; i++) {

                var pos = data[i].raw_name.toLowerCase().indexOf(req);

                if (pos != -1) {

                    filtered.push(data[i]);

                }

            }

            res.results = filtered;

        }

        $(countnode).html(res.results.length);

        return res;

    }

    var myDataTable = new YAHOO.widget.DataTable("datatable_list_wrap", columns, myDataSource, {

        sortedBy: {key:sortkey, dir:"asc"},

        paginator: YUI_paginator(rows !== undefined && rows ? rows : 25, ['user-paginator']),

        MSG_SORTASC: _TM['MSG_SORTASC'],

        MSG_SORTDESC: _TM['MSG_SORTDESC'],

        MSG_EMPTY: _TM['MSG_EMPTY'],

        MSG_ERROR: _TM['MSG_ERROR'],

        MSG_LOADING: _TM['MSG_LOADING']

        });

    myDataTable.subscribe('postRenderEvent',function(oArgs) {

        tooltip_activate();

        quick_repo_menu();

        });

    var filterTimeout = null;

    var $q_filter = $('#q_filter');

    var updateFilter = function () {

        // Reset timeout

        filterTimeout = null;

        // Reset sort

        var state = myDataTable.getState();

        state.sortedBy = {key:sortkey, dir:YAHOO.widget.DataTable.CLASS_ASC};

        // Get filtered data

        myDataSource.sendRequest($q_filter.val(), {

            success : myDataTable.onDataReturnInitializeTable,

            failure : myDataTable.onDataReturnInitializeTable,

            scope   : myDataTable,

            argument: state});

        };

    $q_filter.click(function(){

            if(!$q_filter.hasClass('loaded')){

                //TODO: load here full list later to do search within groups

                $q_filter.addClass('loaded');

            }

        });

    $q_filter.keyup(function (e) {

            clearTimeout(filterTimeout);

            filterTimeout = setTimeout(updateFilter, 600);

        });

}

/**

 Branch Sorting callback for select2, modifying the filtered result so prefix

 matches come before matches in the line.

 **/

var branchSort = function(results, container, query) {

    if (query.term) {

        return results.sort(function (a, b) {

            // Put closed branches after open ones (a bit of a hack ...)

            var aClosed = a.text.indexOf("(closed)") > -1,

                bClosed = b.text.indexOf("(closed)") > -1;

            if (aClosed && !bClosed) {

                return 1;

            }

            if (bClosed && !aClosed) {

                return -1;

            }

            // Put prefix matches before matches in the line

            var aPos = a.text.indexOf(query.term),

                bPos = b.text.indexOf(query.term);

            if (aPos === 0 && bPos !== 0) {

                return -1;

            }

            if (bPos === 0 && aPos !== 0) {

                return 1;

            }

            // Default sorting

            if (a.text > b.text) {

                return 1;

            }

            if (a.text < b.text) {

                return -1;

            }

            return 0;

        });

    }

    return results;

};

// global hooks after DOM is loaded

$(document).ready(function(){

    $('.diff-collapse-button').click(function(e) {

        var $button = $(e.currentTarget);

        if($target.hasClass('hidden')){

            $target.removeClass('hidden');

            $button.html("↑ {0} ↑".format(_TM['Collapse Diff']));

        }

        else if(!$target.hasClass('hidden')){

            $target.addClass('hidden');

            $button.html("↓ {0} ↓".format(_TM['Expand Diff']));

        }

    });

});