function validateForm()
{
var fname=document.getElementById('fname').value;
var lname=document.getElementById('lname').value;
var email=document.getElementById('email').value;
var city=document.getElementById('city').value;
var postal=document.getElementById('postal').value;
if (fname==null || fname=="")
  {
  alert("First Name must be filled out");
  return false;
  }

if (lname==null || lname=="")
  {
  alert("Last Name must be filled out");
  return false;
  }
 if (email==null || email=="")
  {
  alert("Email must be filled out");
  return false;
  } 
  if (city==null || city=="")
  {
  alert("City must be filled out");
  return false;
  }

if (postal==null || postal=="")
  {
  alert("Postal Code must be filled out");
  return false;
  }

}