diff -r 74ac0be7655c -r c20df1c080e6 src/widgets/Highlighter.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/widgets/Highlighter.js	Fri Feb 13 16:57:53 2015 +0100
@@ -0,0 +1,43 @@
+IriSP.Widgets.Highlighter = function(player, config) {
+    var _this = this;
+    IriSP.Widgets.Widget.call(this, player, config);
+    this.throttledRefresh = IriSP._.throttle(function() {
+        console.log("highlighter Refresh");
+        _this.update();
+    }, 800);
+};
+
+/**
+ * Highlighter widget
+ * This widgets highlights the current annotations by setting the
+ * .activeAnnotation class on appropriate .Ldt-Highlighter-Annotation
+ * elements. These elements *must* have data-begin and data-end properties specifying their bounds (in ms) (and data-media specifying the media-id)
+ */
+IriSP.Widgets.Highlighter.prototype = new IriSP.Widgets.Widget();
+
+IriSP.Widgets.Highlighter.prototype.defaults =  {
+}
+
+IriSP.Widgets.Highlighter.prototype.update = function() {
+    var  _this = this;
+    var _currentTime = _this.media.getCurrentTime();
+    _this.$.find(".Ldt-Highlighter-Annotation", document).toggleClass("currentAnnotation", function () {
+        return (this.dataset.media === _this.media.id && this.dataset.begin <= _currentTime && _currentTime < this.dataset.end);
+    });
+    console.log(_this.$.find(".currentAnnotation"));
+    return false;
+};
+
+IriSP.Widgets.Highlighter.prototype.draw = function() {
+    var  _this = this;
+    
+    var _events = [
+        "timeupdate",
+        "seeked",
+        "loadedmetadata"
+    ];
+    for (var _i = 0; _i < _events.length; _i++) {
+        _this.onMediaEvent(_events[_i], _this.throttledRefresh);
+    }
+    _this.throttledRefresh();
+};