With one click you can go to the track and view its description.
These options are available on markers under marker_list_options, and would be helpful in tracklist_options.
1) proposed tracklist tool: gv_options.tracklist_options.info_window = true; // true|false: do info windows pop up when the tracklist zoom link are clicked in the list?
2) proposed tracklist tool: gv_options.tracklist_options.toggle = false; // true|false: does a track disappear if you click on its name in the list?