function validateData()
{
  var objForm = eval('window.document.GetAccessInformation');

  if (trimValue(objForm.txtFirstName.value) == '')
  {
    alert('Please enter your first name.');
    objForm.txtFirstName.focus();
    return false;
  }

  if (trimValue(objForm.txtLastName.value) == '')
  {
    alert('Please enter your last name.');
    objForm.txtLastName.focus();
    return false;
  }

  if (objForm.optMode[0].checked)
  {
    if (trimValue(objForm.txtUserName.value) == '')
    {
      alert('Please enter your username.');
      objForm.txtUserName.focus();
      return false;
    }
  }
  else
  {
    if (trimValue(objForm.txtEmail.value) == '')
    {
      alert('Please enter your email.');
      objForm.txtEmail.focus();
      return false;
    }

    if (stringLength(trimValue(objForm.txtEmail.value)) != 0)
    {
      if (!isEmail(objForm.txtEmail.value))
      {
        objForm.txtEmail.focus();
        return false;
      }
    }
  }
	
  return confirm('To submit your personal information, choose OK.');
}