diff -r b1b624f81f22 -r 3a2f9993c6cb integration/js/model.js
--- a/integration/js/model.js	Thu Jan 17 17:21:51 2013 +0100
+++ b/integration/js/model.js	Tue Jan 29 17:26:56 2013 +0100
@@ -548,6 +548,7 @@
     this.volume = .5;
     this.paused = true;
     this.muted = false;
+    this.loadedMetadata = false;
     var _this = this;
     this.on("play", function() {
         _this.paused = false;
@@ -572,6 +573,9 @@
             _this.trigger("enter-annotation",_a);
         });
     });
+    this.on("loadedmetadata", function() {
+        _this.loadedMetadata = true;
+    })
 }
 
 Model.Playable.prototype = new Model.Element();
@@ -815,17 +819,6 @@
 
 Model.Mashup.prototype = new Model.Playable();
 
-Model.Mashup.prototype.checkLoaded = function() {
-    var loaded = !!this.segments.length;
-    this.getMedias().forEach(function(_m) {
-        loaded = loaded && _m.loaded;
-    });
-    this.loaded = loaded;
-    if (loaded) {
-        this.trigger("loadedmetadata");
-    }
-}
-
 Model.Mashup.prototype.updateTimes = function() {
     var _time = 0;
     this.segments.forEach(function(_segment) {