Your task monitor is probably setup to scan your disk at that time. Just double click your task scheduler icon in the lower right hand corner. It looks like a calender with a clock on top of it. You can reset your task times.
no its not running a scandisk or anything, nor is it a scheduled task, it just randomly runs, like if you were to double click on the a drive in filemanager without a disk. Like its trying to read off a:
When you enter the thread your computer tries to read a file from your A: drive, he should have the picture saved to a free Elite webpage [or a site that does photo hosting] and accessed from there [either an HTML address or C:/].