function ValidateForm()
{
  var message="Please Enter Your:\n\n";
  if(window.document.requestForm.firstName.value=="")
    message=message+"First Name\n";
  if(window.document.requestForm.lastName.value=="")
    message=message+"Last Name\n";
  if(window.document.requestForm.organization.value=="")
    message=message+"Domain Name\n";
  if(window.document.requestForm.currentEmail.value=="")
    message=message+"Email Address\n";
	
  if(window.document.requestForm.currentEmail.value!="")
    if(ValidateEmail(window.document.requestForm.currentEmail.value)==false)
      if(message!="Please Enter Your:\n\n")
        message=message+"Error: Invalid email address\n";
      else
        message="Error: Invalid email address\n"


  if(message!="Please Enter Your:\n\n")
  {
    alert(message);
    return false;
  }
  else
  {
  return true;
  }
}

function ValidateEmail(email)
{
  var i;

  if(email.indexOf("@") != email.lastIndexOf("@"))
  {
    return false;
  }
  if(email.indexOf("@") < 1)
  {
    return false;
  }
  if(email.indexOf(".", email.indexOf("@")) < 1)
  {
    return false;
  }
  if((email.indexOf(".", email.indexOf("@")) - email.indexOf("@")) <= 3)
  {
    return false;
  }
  if((email.length - email.lastIndexOf(".")) < 3)
  {
    return false;
  }
  if((email.length - email.lastIndexOf(".")) > 4)
  {
    return false;
  }
  return true;
}