<!--

var advan=false;

function validate ( form ) {
  if (advan) return true; 

  if (form.firstName.value == "") {
    alert( "Please provide your first name. Thank You!" );
    form.firstName.focus();
    return false ;
  }
    if (form.lastName.value == "") {
    alert( "Please provide your last name. Thank You!" );
    form.lastName.focus();
    return false ;    
  } 
    if (form.email.value.indexOf('@') == -1) {
    alert( "Please provide a valid e-mail address. Thank You!" );
    form.email.focus();
    return false ;
  }
    if (form.comments.value == "") {
    alert( "Please provide us with your needs or comments. Thank You!" );
    form.comments.focus();
    return false ;    
  }
  return true;
}
// -->