fix scope, rather than a uri, use a string selected (in an ad-hoc fashion) for open web app conduits

service_sendImage.html

@@ -9,7 +9,7 @@
 var gRequestArguments = null;
 
 // XX need some way to message up to UA that "Okay" should be enabled
-chan = Channel.build({window: window.parent, origin: "*", scope: "http://localhost:8410/service/sendImage"});
+var chan = Channel.build({window: window.parent, origin: "*", scope: "openwebapps_conduit"});
 
 chan.bind("image.send", function(t, args) {
   try {