function tvalid()
{


if (document.trial.name.value=="")
	{
		alert("Please Enter Your Name");
		document.trial.name.focus();
		return(false);
	}

	
if (document.trial.email.value=="")
	{
		alert("Please Enter Your E-mail");
		document.trial.email.focus();
		return(false);
	}
	
	if ((document.trial.email.value.length < 3)||(document.trial.email.value.indexOf("@") == 1)||(document.trial.email.value.indexOf(".") == -1)||(document.trial.email.value.indexOf("'")!= -1)) 
				{
				alert("Please enter the valid E-mail Address ");
				document.trial.email.focus();
				document.trial.email.select();
				return (false);
				}

return (true);
}