function CheckEmpty(cntrl, strMsg)
{
	if (cntrl.value == "")
	{
		alert("Please specify " + strMsg +".")
		cntrl.value = "";
		cntrl.focus();
		return false;
	}
	else
	{
		return true;
	}
}

function CheckEmail(email)
{
	 if(!RegExp(/^\w[\w\-\.]+\@\w[\w\-]+(\.\w[\w\-]+)+$/).test(email.value))
	 {
		alert("Please enter valid email address!");
		email.focus();
		return false;
	 }
	 else 
		return true; 
}