Download free macro «Bithovan» for «Garry´s Mod», installation on a regular mouse и keyboard occurs takes place immediately.
To use the macro, simply assign it to any mouse button or keyboard in BotMek, and then click it!
you will be able to play Bithovan's piano, there are shortcomings, but still at least something than nothing:3
there is nothing more to write, so I wish you good luck!