--- a/src/js/defaults.js	Fri Apr 27 19:18:21 2012 +0200
+++ b/src/js/defaults.js	Thu May 03 17:52:52 2012 +0200
@@ -3,7 +3,7 @@
 IriSP.libFiles = {
     defaultDir : "js/libs/",
     inDefaultDir : {
-        underscore : "underscore.js",
+        underscore : "underscore-min.js",
         Mustache : "mustache.js",
         jQuery : "jquery.min.js",
         jQueryUI : "jquery-ui.min.js",
@@ -11,12 +11,12 @@
         cssjQueryUI : "jquery-ui.css",
         popcorn : "popcorn.js",
         jwplayer : "jwplayer.js",
-        raphael : "raphael.js",
+        raphael : "raphael-min.js",
         "popcorn.mediafragment" : "popcorn.mediafragment.js",
         "popcorn.code" : "popcorn.code.js",
         "popcorn.jwplayer" : "popcorn.jwplayer.js",
         "popcorn.youtube" : "popcorn.youtube.js",
-        "tracemanager" : "tracemanager.js"
+        tracemanager : "tracemanager.js"
     },
     locations : {
         // use to define locations outside defautl_dir
@@ -31,88 +31,26 @@
 
 IriSP.widgetsDir = 'widgets';
 
+IriSP.widgetsRequirements = {
+    Sparkline: {
+        noCss: true,
+        requires: "raphael"
+    },
+    Arrow: {
+        noCss: true,
+        requires: "raphael"
+    },
+    Mediafragment: {
+        noCss: true
+    },
+    Trace : {
+        noCss: true,
+        requires: "tracemanager"
+    }
+}
+
 IriSP.guiDefaults = {
     width : 640,            
     container : 'LdtPlayer',
     spacer_div_height : 0
 }
-
-IriSP.widgetsDefaults = {
-    "AnnotationsWidget" : {
-        "share_text" : "I'm watching "
-    },
-    "TweetsWidget" : {
-        default_profile_picture : "https://si0.twimg.com/sticky/default_profile_images/default_profile_1_normal.png",
-        tweet_display_period : 10000 // how long do we show a tweet ?
-    },
-    "SegmentsWidget" : {
-        cinecast_version : false
-    },
-    "createAnnotationWidget" : {
-        tags : [
-            {
-                "id" : "digitalstudies",
-                "meta" : {
-                    "description" : "#digital-studies"
-                }
-            },
-            {
-                "id" : "amateur",
-                "meta" : {
-                    "description" : "#amateur"
-                },
-            }
-        ],
-        remote_tags : false,
-        random_tags : false,
-        show_from_field : false,
-        disable_share : false,
-        polemic_mode : true, /* enable polemics ? */
-        polemics : [{
-            "className" : "positive",
-            "keyword" : "++"
-        }, {
-            "className" : "negative",
-            "keyword" : "--"
-        }, {
-            "className" : "reference",
-            "keyword" : "=="
-        }, {
-            "className" : "question",
-            "keyword" : "??"
-        }],
-        cinecast_version : false, /* put to false to enable the platform version, true for the festival cinecast one. */
-
-        /* where does the widget PUT the annotations - this is a mustache template. id refers to the id of the media ans is filled
-         by the widget.
-         */
-        api_endpoint_template : "", // platform_url + "/ldtplatform/api/ldt/annotations/{{id}}.json",
-        api_method : "PUT"
-    },
-    "StackGraphWidget" : {
-        defaultcolor : "#585858",
-        tags : [
-            {
-                "keywords" : [ "++" ],
-                "description" : "positif",
-                "color" : "#1D973D"
-            },
-            {
-                "keywords" : [ "--" ],
-                "description" : "negatif",
-                "color" : "#CE0A15"
-            },
-            {
-                "keywords" : [ "==" ],
-                "description" : "reference",
-                "color" : "#C5A62D"  
-            },
-            {
-                "keywords" : [ "??" ],
-                "description" : "question",
-                "color" : "#036AAE"
-            }
-        ],
-        streamgraph : false
-    }
-}
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