Fault....the mouse automatically goes to the bottom left of the screen and its gets stuck there as if i'm using its touch screen. as it does this i am unable to use to touchpad or the touchscreen unless i drag the mouse out of that area by taping on it on the screen. i have also tried to turn off the touchpad and update its drivers. unfortunately it still continues to do it. what could be the problem? sony vaio svf15a1m2es any ideas pls reply