$obj.removeClass('unread');

            $obj.find('.read-notification').remove();

            _run_callbacks(callbacks);

        };

    var failure = function(o){

            alert("readNotification failure");

        };

    var postData = {'_method': 'put'};

    var sUrl = url.replace('__NOTIFICATION_ID__',notification_id);

    ajaxPOST(sUrl, postData, success, failure);

};

            // Case insensitive matching

            var query = sQuery.toLowerCase();

            var i = 0;

            var l = myUsers.length;

            var matches = [];

            // Match against each name of each contact

            for (; i < l; i++) {

                var contact = myUsers[i];

                if (((contact.fname+"").toLowerCase().indexOf(query) > -1) ||

                     ((contact.lname+"").toLowerCase().indexOf(query) > -1) ||

                     ((contact.nname) && ((contact.nname).toLowerCase().indexOf(query) > -1))) {

                    matches[matches.length] = contact;

                }

            }

            return matches;

        };

    // Define a custom search function for the DataSource of userGroups

    var matchGroups = function (sQuery) {

            // Case insensitive matching

            var query = sQuery.toLowerCase();

            var i = 0;

            var l = myGroups.length;

            var matches = [];

            // Match against each name of each contact

            for (; i < l; i++) {

                var matched_group = myGroups[i];

                if (matched_group.grname.toLowerCase().indexOf(query) > -1) {

                    matches[matches.length] = matched_group;

                }

            }

            return matches;

        };

    var matchAll = function (sQuery) {

            var u = matchUsers(sQuery);

            var g = matchGroups(sQuery);

            return u.concat(g);

        };

    // DataScheme for members

    var memberDS = new YAHOO.util.FunctionDataSource(matchAll);

    memberDS.responseSchema = {

        fields: ["id", "fname", "lname", "nname", "grname", "grmembers", "gravatar_lnk", "gravatar_size"]

    };

        ownerAC.itemSelectEvent.subscribe(myHandler);

    }

    return {

        memberDS: memberDS,

        ownerDS: ownerDS,

        membersAC: membersAC,

        ownerAC: ownerAC

    };

}

var MentionsAutoComplete = function (divid, cont, users_list) {

    var matchUsers = function (sQuery) {

            var org_sQuery = sQuery;

            if(this.mentionQuery == null){

                return []

            }

            sQuery = this.mentionQuery;

                }

    // DataScheme for owner

    var ownerDS = new YAHOO.util.FunctionDataSource(matchUsers);

    ownerDS.responseSchema = {

        fields: ["id", "fname", "lname", "nname", "gravatar_lnk", "gravatar_size"]

    };

    // Instantiate AutoComplete for mentions

    var ownerAC = new YAHOO.widget.AutoComplete(divid, cont, ownerDS);

    ownerAC.useShadow = false;

    ownerAC.resultTypeList = false;

    }

}

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').attr('name', 'review_members_removed');

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

}

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

var PullRequestAutoComplete = function (divid, cont, users_list) {

    var matchUsers = function (sQuery) {

        };

    // DataScheme for owner

    var ownerDS = new YAHOO.util.FunctionDataSource(matchUsers);

    ownerDS.responseSchema = {

        fields: ["id", "fname", "lname", "nname", "gravatar_lnk", "gravatar_size"]

    };

    // Instantiate AutoComplete for mentions

    var reviewerAC = new YAHOO.widget.AutoComplete(divid, cont, ownerDS);

    reviewerAC.useShadow = false;