function checkEmail()
{
	var checkEmail = document.getElementById("sgn-email").value;
	var regEx = /^[\w-\.]+@([\w-]+\.)+[\w-]{2,7}$/;
	if (!regEx.test(checkEmail))
	{
		alert("E-mail Address Invalid - Enter a valid e-mail address");
		document.getElementById("sgn-email").focus();
		return false;
	}
}