Migrate from <object> to <iframe>. Objects seems to have some bugs in FF32.

config/plugins/visualizations/ipython/static/ipy-galaxy.js

@@ -4,11 +4,11 @@
  */
 function append_notebook(url){
     $('#spinner').remove();
-    $('#main').append('<object data="' + url + '" height="95%" width="100%">'
-    +'<embed src="' + url + '" height="100%" width="100%"/></object>'
+    $('#main').append('<iframe frameBorder="0" seamless="seamless" style="width: 100%; height: 100%; overflow:hidden;" scrolling="no" src="'+ url +'"></iframe>'
     );
 }
 
+
 function message_failed_auth(password){
     toastr.info(
         "Automatic authorization failed. You can manually login with:<br>" + password + "<br> <a href='https://github.com/bgruening/galaxy-ipython/wiki/Automatic-Authorization-Failed' target='_blank'>More details ...</a>",