function validateEmail(Email) {
		rexp = /^([a-zA-Z0-9_\-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([a-zA-Z0-9\-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/g 
		if(rexp.exec(Email)) {
			return true;
		} else {
			return false;
		}
	}