public void intentSharedElementWithExtra(final Activity activity, final String targetName, final int start_element_id, final String transitionName, final String extraName, final String extra, int delay) {
        final String classname = "com.bedrock.padder." + targetName;
        final Class<Object> classToLoad;
        try{
            classToLoad = (Class<Object>)Class.forName(classname);