function validator(inquiryForm) {
  var message = "";
  
  var FullName = document.inquiryForm.name.value;
  var EmailAddress = document.inquiryForm.email.value;
  var DayNumber = document.inquiryForm.phone.value;
  
   if (FullName =='') {
    message += "Your Company Name is required.\n";
  } 

  if (EmailAddress =='') {
    message += "Your Email Address is required.\n";
  }
  
  if (DayNumber =='') {
    message += "Day Time Phone Number is required.\n";  
  }
  
  if ((document.inquiryForm.email.value.indexOf(" ")>-1) || (document.inquiryForm.email.value.length<5) || (document.inquiryForm.email.value.length>4 && ((document.inquiryForm.email.value.indexOf(".")==-1) || (document.inquiryForm.email.value.indexOf("@")==-1) || (document.inquiryForm.email.value.charAt(0) == "@") || (document.inquiryForm.email.value.charAt(0) == ".")))) {
    message += "The Email Address entered is invalid."
  }
  
  if (message !='') {
    alert("This form failed to process because:\n" + message);
    return false;
  }
  return true;

}