Pointer Finger Shaking - Sporting Goods

Windows will not shutdown. Laptop hangs with a blue screen and mouse pointer. This laptop has XP Professional SP3.

Neither fhave been an issue before the update. 1. I sometimes am losing my mouse pointer for no reason. I try and move the mouse around and the cursor does not move.

pointer finger shaking, I also tried to use the touchpad and it will not move the mouse pointer either. It is like things are locking up. I can reset the computer and the pointer control comes back.