From a IM from Ronzoil:

there no place to reply on the form site windows xp avast 4.0 latest avast program and dat file i have 2 icon that are changing one is a file splitter program it going from the right icon to a real player icon

the other is for my hp printer going from the right icon-to an icon that looks like a short cut icon

Your registry is messed up. Run a registry cleaner and reboot.