diff -r f53a7999ae7b -r 15e048e00002 client/js/models.js
--- a/client/js/models.js	Fri Jun 14 12:36:32 2013 +0200
+++ b/client/js/models.js	Wed Jul 03 13:42:59 2013 +0200
@@ -1,5 +1,5 @@
 (function() {
-    
+    "use strict";
     var root = this;
         
     var Backbone = root.Backbone;
@@ -75,7 +75,7 @@
             relatedModel: User
         }],
         prepare: function(options) {
-            project = options.project;
+            var project = options.project;
             this.addReference(options, "created_by", project.get("users"), options.created_by, project.current_user);
             options.description = options.description || "";
             return options;
@@ -117,7 +117,7 @@
           },
         ],
         prepare: function(options) {
-            project = options.project;
+            var project = options.project;
             this.addReference(options, "created_by", project.get("users"), options.created_by, project.current_user);
             this.addReference(options, "from", project.get("nodes"), options.from);
             this.addReference(options, "to", project.get("nodes"), options.to);