Gmail Lessons on Javascript Timers

This is a nice little article on the empirical results from the Gmail guys about how to allocate timers in your javascript applications.

This led us to take a mixed approach with the timers we use in our application. For timers that have a reasonably long delay, we just freely create new timers wherever they are needed. However, for timers that need to execute many times each second, we consolidate all of the work into a single global high-frequency timer.

via Ajaxian