cannot make imwheel start at boot.

I have been having issues with mouse. installed the above software.
However, i am stupid i guess, i cannot make that thing to autostart.

Tried :
cronjob . failed.
Init.d failed.
service failed.

here are the official instructions.
https://wiki.archlinux.org/index.php/IMWheel#Run_IMWheel_on_startup

can someone help and make this thing one way or another start at every boot without me manually runing it??