HydraMouse

HydraMouse assigns various actions or macros to the buttons of your mouse. You can assign actions to combinations of buttons, for instance Show Desktop to Righ+Left, Back/Forward to Left+Wheel... You can assign different actions to Click and Double-Click events of every button. It is the only program in the world which can work not only with mice with up to 5 buttons, but also with many models of multi-button mice of various manufacturers.