(function($) {
  $.fn.createStickyObject = function() {
    var $alert_box = [];
    //var $selector = $(this.selector);
    //console.log("hotfix "+$this.selector);
    //var $selector = $this.selector;
    $(window).scroll(function() {
      if (!$alert_box.length) {
        $alert_box = $('#emall-alert-create form');
      }
      if ($alert_box.length){
        var scrollTop = $(window).scrollTop();
        // We must calculate the top always as the user
        // may deploy the prices box when there are multiple.
        var alert_box_offset_top = $alert_box.offset().top;
        if(scrollTop > alert_box_offset_top) {
          //$selector.removeClass('element-invisible');
          $(".emall-sticky-menu").removeClass('element-invisible');
        }
        else {
          //$selector.addClass('element-invisible');
          $(".emall-sticky-menu").addClass('element-invisible');
        }
      }
    });
  };
  Drupal.behaviors.sticky_menu = {
    attach : function(context, settings) {
      var $menu = $('div.emall-sticky-menu', context);
      $menu.createStickyObject({
        duration: 0,
        unstick: false,
      });
    }
  };
})(jQuery);