function openWindow(windowURL){
	  window.name="mainWindow";
	  window.open(windowURL,"quizWindow","width=750,height=645,directories=no,toolbar=no,resizable=yes,menubar=no,scrollbars=yes");
	}
	function RefreshImage(valImageId) {
		var objImage = document.images[valImageId];
		if (objImage == undefined) {
			return;
		}
		var now = new Date();
		objImage.src = objImage.src.split('?')[0] + '?x=' + now.toUTCString();
	}	
	
	function UnCryptMailto( s )
    {
        var n = 0;
        var r = "";
        for( var i = 0; i < s.length; i++)
        {
            n = s.charCodeAt( i );
            if( n >= 8364 )
            {
                n = 128;
            }
            r += String.fromCharCode( n - 1 );
        }
        return r;
    }

    function linkTo_UnCryptMailto( s )
    {
        location.href=UnCryptMailto( s );
    }