Quits the conference when too old browser is being used.

app.js

@@ -1114,3 +1114,13 @@ function setView(viewName) {
 //        document.getElementById('videolayout_fullscreen').disabled  = true;
 //    }
 }
+
+$(document).bind('fatalError.jingle',
+    function (event, session, error)
+    {
+        sessionTerminated = true;
+        connection.emuc.doLeave();
+        openMessageDialog(  "Sorry",
+            "Your browser version is too old. Please update and try again...");
+    }
+);

libs/strophe/strophe.jingle.session.js

@@ -420,6 +420,7 @@ JingleSession.prototype.setRemoteDescription = function (elem, desctype) {
         },
         function (e) {
             console.error('setRemoteDescription error', e);
+            $(document).trigger('fatalError.jingle', [self, e]);
         }
     );
 };