function isValidUrl(url)
{

	var regUrl = /^(http[s]?:\/\/|http:\/\/www.|https:\/\/www.|ftp:\/\/www.|www.){1}([a-zA-Z0-9\-]+)(\.[a-zA-Z]+){1,2}$/;
	return regUrl.test($.trim(url));
}

var message="";
///////////////////////////////////
function clickIE() {if (document.all) {(message);return false;}}
function clickNS(e) {if
(document.layers||(document.getElementById&&!document.all)) {
if (e.which==2||e.which==3) {(message);return false;}}}
if (document.layers)
{document.captureEvents(Event.MOUSEDOWN);document.onmousedown=clickNS;}
else{document.onmouseup=clickNS;document.oncontextmenu=clickIE;}
document.oncontextmenu=new Function("return false")
// -->