down to put pen down. up to put pen up. e to erase. press 1,2,3 and,4 to change pen size. colors=r=red,g=green,n=black,b=blue,y=yellow,o=orange p=pink. right arrow to switch stamp. space key to stamp. left arrow to switch background. press s key to show users list .press h to hide users list. p.s.ssss I add new stamps plus backgrounds, look out for the next ones.
thanks to my friend @womit . you should check him out!