function vid() {
            window.open('http://www.dragandtag.com/videos/dt/animated/index.html', 'Demo', "width=645,height=592,directories=0,location=0,menubar=0,resizable=0,scrollbars=0,status=0,toolbar=0", true);
        }



        function HideContent(d) {
            if (d.length < 1) { return; }
            document.getElementById(d).style.display = "none";
            //document.location = 'index.aspx';
            //document.location = '#';
            document.location.reload();


        }
        function ShowContent(d) {
            if (d.length < 1) { return; }
            document.getElementById(d).style.display = "block";
        }
        function ReverseContentDisplay(d) {
            if (d.length < 1) { return; }
            if (document.getElementById(d).style.display == "none") { document.getElementById(d).style.display = "block"; }
            else { document.getElementById(d).style.display = "none"; }
        }