function checkdata(){

var pass;



if (document.form1.name.value==""){

		pass="no";

		alert("Please fill your Name");

		document.form1.name.focus();

		return false;}

else if (document.form1.email.value==""){

		pass="no";

		alert("Please fill your Email Address");

		document.form1.email.focus();

		return false;}

else if (document.form1.tel.value==""){

		pass="no";

		alert("Please fill your Telephone number");

		document.form1.tel.focus();

		return false;}

else 

		{pass="yes";}

if (pass=="yes")  {

document.form1.submit();}

return true;

}