function validate()
{
var x=document.getElementById("email").value.indexOf("@");
var y=document.getElementById("email").value.lastIndexOf(".");
var Comp=document.getElementById("Comp").value;
var Name=document.getElementById("Name").value;
submitOK="true";

if (Name=="")
 {
 alert("Please input your Name");
 submitOK="false";
 }
if (Comp=="")
 {
 alert("Please input your Company Name");
 submitOK="false";
 }
if (x<1||y-x<2) 
 {
 alert("Not a valid E-mail!");
 submitOK="false";
 }
if (submitOK=="false")
 {
 return false;
 }
}