mvandemar - 6:23 pm on Mar 14, 2006 (gmt 0) -Michael
I just updated them - in one case adding only a line of plain text - and both have disappeared COMPLETELY from the index
I think you are making a cause/effect assumption that isn't there. Did you check to see if Google even spidered your page after you made the change? They may not even know about it, and the poofing be unrelated.