function Validate(frm) {
	var emailFilter= /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (!(frm.name.value))
	{ 
		   alert("Please enter your name.");
		   return false;
	}
	else if(!(emailFilter.test(frm.email.value)))
	{ 
		   alert("Please enter a valid email address.");
		   return false;
	}
	else
	{
		return true;
	}
 }