[wake up and sleep]

Hey i want to wake up my computer when i press xbmc activity from my harmony remote. i set up the following activity in my xbmc

led tv turn on and set to hdmi 1

avr turn on and set to blue ray

for controlling i have enter the mce remote keys, i have mce ir receiver also.

now i want my computer wake up automatically when i press xbmc activity and sleep when i turn off xbmc activity.

please help me how do i do.

 

Currently i am manually wakeup my pc .