Better than the Firegestures Rated 5 out of 5 stars

I love this addon and i've been using it for a very long time with no problems whatsoever.
One feature i would love to see implemented, that exists in Firegestures, is the ability to customize scroolbar behaviour. At the moment the only option is to navigate between tabs. I would rather use it to zoom pages. Pretty much the only thing i can't that i need to use the keyboard for...

This review is for a previous version of the add-on (0.22.1.1-signed.1-signed).