# hook up to main tab
    def __init__(self, parent):

        # keep reference to main window    
        self.parent = parent
        self.bm = parent.channels["bookmarks"]
        conf.add_plugin_defaults(self.meta, self.module)

        # create category
        self.bm.add_category("radiotray", plugin=self);
        self.bm.streams["radiotray"] = self.update_streams(cat="radiotray")
        self.bm.reload_if_current(self.module)

        # add context menu