function checkForm() {

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

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

  if (errors != "") {
     alert(theMessage+errors);
     return false;
     }
  return true;
}