It is in the "Useful Technical Thread Index" sticky at the top of the forum. There is lots of other good stuff in there too.
See "Help me create the Surging Idle Checklist" at http://forums.stangnet.com/showthread.php?t=698148
for help with your idle problems. The first two posts contain all the updates to the fixes. I continue to update it as more people post fixes or ask questions.