that's a well known link
to tell the troof, there's better trading systems out there
although, i kinda use the same stop loss strategy, ie working out the 20 day true range average blah
the thing with Turtles, it's really a long term strategy and one that requires a lot of patience, and a sizeable account, and the willingness to stand a high percentage of losing trades whilst waiting for that one 'Big Trend' payday