/*
 *  Copyright 2016 Adobe Systems Incorporated
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
(function ($) {
    var $body = $("body"),
        $topAnchor = $("a[href='#top']");

    if($body.length > 0 && $topAnchor.length > 0) {
        $topAnchor.on("click", function (e) {
            e.preventDefault();
            // enable top link also in preview mode
            // see https://bugzilla.mozilla.org/show_bug.cgi?id=638598
            $body[0].scrollIntoView(true);
        });
    }
})(jQuery);