Halp!! I want treecapitator on tekkit classic!!

[PhotoshopLOl]

Hello!

I have been playing tekkit classic for almost half a year now but it gets really boring when i chop down trees

i was hoping to add The treecapitator mod on it

but i dun know how

do i just chuck it in the mods folder?

or i do the minecraft.jar thing?

halp