Below is an attempt to clone Mark Cook's indicator.
It may not be the end of the world, but it looks a bit overdone also.
Both look a bit like February.
http://stockcharts.com/c-sc/sc?s=$TICK&p=D&yr=1&mn=0&dy=0&i=p42050526422&a=112527926&r=2534.png
http://stockcharts.com/c-sc/sc?s=$TICK&p=D&yr=0&mn=6&dy=0&i=p55395253693&a=27881618&r=6881.png
Edited by Rogerdodger, 22 July 2008 - 09:37 PM.