// form validation function //
function validate(form) {
  

	   var email = form.email.value;
	   //var printers = form.printers.value;

  var emailRegex = /^[\w-\.]+@([\w-]+\.)+[\w-]{2,4}$/;
  
  
  
  if(email == "") {
    alert("You have entered an invalid email.");
    return false;
  }
  
    if(!email.match(emailRegex)) {
    alert("You have entered an invalid email.");
    return false;
  }
 return true;
}

// START OF MESSAGE SCRIPT //