One more note. According to Altucher:
QUOTE:
Buy QQQ when the low of Tuesday is 5 percent less than the high from
Monday (the wide-range condition) and the low of Tuesday is less than
the low from Monday.
You could include an extra check to make sure that the day before Tuesday was actually Monday, and not Friday for example:
CODE:
Please log in to see this code.
Check 1/21/2008 (Martin Luther King Jr. Day) for an example of what I mean.