--- a/src/js/widgets-container/metadataplayer.js	Tue Sep 22 17:07:58 2015 +0200
+++ b/src/js/widgets-container/metadataplayer.js	Thu Sep 24 11:54:30 2015 +0200
@@ -61,7 +61,20 @@
         $L.queueScript(ns.getLib("json"));
     }
     
-    $L.queueWait().queueScript(ns.getLib("jQueryUI")).queueWait();
+    $L.queueWait(function(){
+        if (typeof ns.jQuery === "undefined" && typeof window.jQuery !== "undefined") {
+            ns.jQuery = window.jQuery;
+            if (former$ || formerJQuery) {
+                window.jQuery.noConflict(formerJQuery);
+            }
+        }
+        if (typeof ns._ === "undefined" && typeof window._ !== "undefined") {
+            ns._ = window._;
+            if (formerUnderscore) {
+                _.noConflict();
+            }
+        }
+    }).queueScript(ns.getLib("jQueryUI")).queueWait();
 
     /* widget specific requirements */
     for(var _i = 0; _i < this.config.widgets.length; _i++) {
@@ -84,18 +97,6 @@
 
 Metadataplayer.prototype.onLibsLoaded = function() {
     ns.log("IriSP.Metadataplayer.prototype.onLibsLoaded");
-    if (typeof ns.jQuery === "undefined" && typeof window.jQuery !== "undefined") {
-        ns.jQuery = window.jQuery;
-        if (former$ || formerJQuery) {
-            window.jQuery.noConflict(formerJQuery);
-        }
-    }
-    if (typeof ns._ === "undefined" && typeof window._ !== "undefined") {
-        ns._ = window._;
-        if (formerUnderscore) {
-            _.noConflict();
-        }
-    }
     ns.loadCss(ns.getLib("cssjQueryUI"));
     ns.loadCss(this.config.css);