function checkForm() {

  var theMessage = "Please fill out the following required field\(s\) before submitting your request:\n\n\n";
  var errors = "";

  if (document.form.First_Name.value == "") errors = errors + "    First Name \n\n";

  if (document.form.Last_Name.value == "") errors = errors + "    Last Name \n\n";

  if (document.form.E_Mail.value.indexOf('@') == "-1") errors = errors + "    Please enter a valid E-Mail address. \n\n";

  if (document.form.Phone.value == "") errors = errors + "    Phone \n\n";

  if (document.form.Address.value == "") errors = errors + "    Address \n\n";

  if (document.form.City.value == "") errors = errors + "    City\n\n";

  if (document.form.State.value == "") errors = errors + "    State \n\n";

  if (document.form.Zip.value == "") errors = errors + "    Zip \n\n";

  if (document.form.Comments.value == "") errors = errors + "    Type your Comment \n\n";
  
  if (document.form.strCAPTCHA.value == "") errors = errors + "    Please fill in the Security Code \n\n";
   
  if (errors != "") {
     alert(theMessage+errors);
     return false;
     }
  return true;
}