function checkForm(theForm) {



  if (theForm.name.value.length < 2)

  {

    alert("Please enter your Full Name.");

    theForm.name.focus();

    return (false);

  }

   

  if (theForm.email.value == "")

  {

    alert("Please enter your E-mail.");

    theForm.email.focus();

    return (false);

  }

    

  if(theForm.email.value.indexOf('@') == -1)

  {

    alert("Please correct your e-mail address.");

    theForm.email.focus();

    return (false);

  }

  

  if(theForm.email.value.length < 8)

  {

    alert("Please correct your e-mail address.");

    theForm.email.focus();

    return (false);

  }



  if(theForm.email.value.indexOf('.') == -1)

  {

    alert("Please correct your e-mail address.");

    theForm.email.focus();

    return (false);

  }



  if (theForm.serial.value == "")

  {

    alert("Please enter Product Serial Number.");

    theForm.serial.focus();

    return (false);

  }



  if (theForm.manuf.value == "")

  {

    alert("Please enter your Device Manufacturer.");

    theForm.manuf.focus();

    return (false);

  }



  if (theForm.model.value == "")

  {

    alert("Please enter your Device Model.");

    theForm.model.focus();

    return (false);

  }



  if (theForm.product.value == "")

  {

    alert("Please enter Product Name.");

    theForm.product.focus();

    return (false);

  }



  if (theForm.version.value == "")

  {

    alert("Please enter Product Version.");

    theForm.version.focus();

    return (false);

  }



  if (theForm.comment.value == "")

  {

    alert("Please enter your comment.");

    theForm.comment.focus();

    return (false);

  }



  return (true);



}