/**
 * JQuery function to mark the labels of required form fields
 */
$(document).ready(function(){
  // overrides the default validator message for required fields
  $.extend($.validator.messages, {
    required: "Required field"
  });

  // Adds the class "required" to each label whose form field element
  // is also marked with class "required"
  $("input.required,select.required").each(function(index) {
    $('label[for=' + $(this).attr("name") + ']').addClass("required");
  });
});