Re-implemented the belltimes table.
Re-implement the "Followed by" section. Fix a few bugs.
Re-implement showing the lessons that are occuring for today
Small efficiency improvement
Remove debug messages, re-implement "Ends at" message and "Countdown Only" mode. All old features are now present in timetable.html
Fixed tt-helper. All working again!
Fixed Internet Explorer support.
Fixed some bugs in Firefox. Disabled hide-mouse support - Firefox seems to lag a fair bit when its enabled.