function Juge(theForm)
{
  if (theForm.person.value == "")
  {
    alert("Input Your Name.Please.");
    theForm.person.focus();
    return (false);
  }
   if (theForm.add.value == "")
  {
    alert("Input Company Address.Please.");
    theForm.add.focus();
    return (false);
  }
    if (theForm.tel.value == "")
  {
    alert("Input The Telephone Number.Please.");
    theForm.tel.focus();
    return (false);
  }  
    if (theForm.content.value == "")
  {
    alert("Input Your Remark.Please.");
    theForm.content.focus();
    return (false);
  }
}