Fixed bug with loading of /undefined path due to the former .js image preloading.

jquery_loadinganimation.js

@@ -92,10 +92,6 @@
     // object after init!
     Drupal.behaviors.jquery_loadinganimation.Loadinganimation = this;
 
-    // Preload images.
-    jQuery.preload_images(Drupal.settings.basePath
-        + Drupal.settings.jquery_loadinganimation.img_src);
-
     /**
      * Displays the loading animation.
      */
@@ -116,22 +112,6 @@
     };
   };
 
-  /**
-   * Preload images via jQuery.
-   */
-  (function($) {
-    var images_cache = [];
-    // Arguments are image paths relative to the current page.
-    $.preload_images = function() {
-      var arg_length = arguments.length;
-      for ( var i = arg_length; i--;) {
-        var image_to_cache = document.createElement('img');
-        image_to_cache.src = arguments[i];
-        images_cache.push(image_to_cache);
-      }
-    };
-  })(jQuery);
-
   /**
    * Initialization
    */