SOLUTION:
To
Disable the Poining Stick:
1. Click onto Start> Control Panel
2. Mouse > Chnage Mouse settings.
3. Disable Pointing Stick and Disable Pointing stick button
Press Apply and OK
To
Re -Enable or Install the Poining Stick:
Browse the below link and install the synaptics drivers depending upon the Operating System.
http://www.synaptics.com/support/driversThank You.....