Rated 2 out of 5 stars

Looks neat on FF4, but tt's always occuping the left side!!
It should have the option to auto collapse.

I have been using Tabkit for quite sometime, sadly it does not work with FF4 so I had to install this one. Tabkit is the most popular vertical tab add on so far, just take the best features from it as it's not developed regularly.

This review is for a previous version of the add-on (