screen sensitivity

[webazoid]

http://forum.ppcgeeks.com/showpost.p...1&postcount=26

has instructions on changing screen sensitivity. the author commented that changing from 37 to 240 made his screen to sensitive. the way it works, would putting a number like 120 work, or there are specific numbers that need to be inputted? i.e. 38 is more sensitive than 37.