www.youtube.com/watch?v=ptcNrVqOagI

If your mouse cursor jumps while you type, you can follow the steps demonstrated here. Take note, the cursor may skip or jump while you are using it or even when you might be just typing and not using the cursor at all. One may find this to be quite an ...

code.google.com/p/touchfreeze/

Utility for Windows to disable touchpad automatically while you are typing text

Annoyed when you are typing a document and accidentally the palm of your hand brushes the touchpad, changing the position of the cursor in your document or accident ...

www.youtube.com/watch?v=ony-n4Rv-lA

jumping cursor issue revealed. If this does not work then you might have a virus or spyware in that case run antivirus software in safe mode.