strange... The problem I have is with NPCs being too fast most of the time. what speed do you have them set too? anything above about 3 seems to be lightning fast... I assume it's nothing to do with big images or anything cos the whole game would be sluggish then, and not just the NPCs. I'll Keep thinking 
Migraine.
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Do yu get Migraines? - (url="http://"http://www.geocities.com/ibashmyselftosleep")www.geocities.com/ibashmyselftosleep(/url)
"Kids aren't influenced by computer games at all... Pac man's a computer game, how many kids do you know who listen to repetetive music and take mind-altering pills?"