//site search box
jQuery(document).ready(
    function() {

        var keywordDefault = $(".defaultSearchLabel").val();
        var errorDefault = $(".defaultErrorLabel").val();
        var siteSearchResultsLink = $('.siteSearchResultsLink').val();

        function performSearch() {
            var keyword = $(".siteSearchBox").val();
            if (keyword != '' && keyword != keywordDefault) {
                var redrectLink = siteSearchResultsLink + '&' + 'qu=' + keyword;
                window.location.replace(redrectLink);
            }
            else {
                alert(errorDefault);
            }
        }

        //enter key pressed on recipient address.
        $(".siteSearchBox").keyup(
    function(e) {
        if (e.keyCode == 13) {
            performSearch();
        }
    });

        //site search go button click
        $(".siteSearchLink").click(
            function() {
                performSearch();
                return false;
            });
    });