/**
 * @author Remy Sharp
 * @url http://remysharp.com/2007/01/25/jquery-tutorial-text-box-hints/
 */

(function ($) {
  $.fn.hint = function (blurClass) {
    if (!blurClass) {
      blurClass = 'blur';
    }

    return this.each(function () {
      // get jQuery version of 'this'
      var $input = $(this),

      // capture the rest of the variable to allow for reuse
      title = $input.attr('title'),
      $form = $(this.form),
      $win = $(window);

      function remove() {
        if ($input.val() === title && $input.hasClass(blurClass)) {
          $input.val('').removeClass(blurClass);
        }
      }

      // only apply logic if the element has the attribute
      if (title) {
        // on blur, set value to title attr if text is blank
        $input.blur(function () {
          if (this.value === '') {
            $input.val(title).addClass(blurClass);
          }
        }).focus(remove).blur(); // now change all inputs to title

        // clear the pre-defined text when form is submitted
        $form.submit(remove);
        $win.unload(remove); // handles Firefox's autocomplete
      }
    });
  };

})(jQuery);