function isEmail_1(aStr){
		var reEmail=/^[0-9a-zA-Z_\.-]+\@[0-9a-zA-Z_\.-]+\.[0-9a-zA-Z_\.-]+$/;
		if(!reEmail.test(aStr))
		{
			return false;
		}
		return true;
	}

	
	function validateSubscriber(){
		if(!isEmail_1(document.subscfrm.subscriber.value)){
			alert("Please enter valid Email Address.");
			document.subscfrm.subscriber.focus();
			return (false);	
		}
	}



	function windowOpen(filename){
		if(filename.length != 0){
			window.open(filename + "&sp=true",'feature','height=300,width=250,taskbar=no,scrollbars=yes');
		}
	}

	

	function bookmark(url, description) {
		netscape = "Netscape User's hit CTRL+D to add a bookmark to this site."
		if (navigator.appName=='Microsoft Internet Explorer'){
			window.external.AddFavorite(url, description);
		}else if (navigator.appName=='Netscape'){
			alert(netscape);
		}
	}