<!--
function valid(){
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-]{2,4})+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (document.frmContact.txtFirstName.value == "")
	{
		alert("Please fill First Name.");
		document.frmContact.txtFirstName.focus();
		return false;
	}
	if (!filter.test(document.getElementById('email').value)) {
		alert('Please Fill Valid Email.');
		document.frmContact.email.focus();
		return false;
	}
	if (document.frmContact.phone.value == "")
	{
		alert("Please fill phone.");
		document.frmContact.phone.focus();
		return false;
	}
	if (document.frmContact.comments.value == "")
	{
		alert("Please fill comments.");
		document.frmContact.comments.focus();
		return false;
	}
	return true;

}
function isNumberKey(evt){
	 var charCode = (evt.which) ? evt.which : event.keyCode
	 if (charCode > 31 && (charCode < 48 || charCode > 57))
		return false;

	 return true;
}
//-->