function CheckSignup(){
	if(Trim($('#txtName').val())=="")
		{
			alert("Please enter your name!");
			$('#txtName').focus();
			return false;
		}
			
		s = Trim($('#txtName').val());
	if(s.length>50)
	{
		alert("your name less than 50 characters!");
		$('#txtName').focus();
		return false;
	}
	if(Trim($('#txtMail').val())=="")
		{
		alert("Please enter your email!");
		$('#txtMail').focus();
		return false;
		}
	
	if(!checkEmail($('#txtMail').val()) )
		{
		alert("Invalid email!");
		$('#txtMail').focus();
		return false;
		}
		var checksignup = document.getElementById("checksignup");
		checksignup.value = "OK";
		f=document.frmSignup;
		f.submit();
	return true;
}