yep i agree, we have the same problem at school, all the C:\ drives of the PC's are wiped at start-up which can delete saved documents which is a bithch if you save is in the wrong place in the first place, it is probably the same with the icons and desktop,
another reason could be that the people who log on after you like to have a clean desktop so clean all your newly placed icons there!!?
AMD 2500+, 512mb Mem, 160GB (2xSATA 80GB in RAID0 array), K7N2G-ILSR (using on-board graphics and sound (for the moment ;-) ))
How many windows \"errors\" can there be??!!!