If you want to use the mouse pointer by Keyboard then follow
this instruction…..
Start-->Settings-->Control Panel-->Accessibility
Options-->Mouse
Tab and then check the Use Mouse Keys Box and “OK” at last “Apply.”
Now, you will see a logo, which like Mouse in Taskbar.
Please active the logo to press Num Lock key. You can choose any key to use, go
to the setting option and choose any key.
Basically, you will get default keys like …… 2,3,6,8 which
stay below of Num Lock key. Now, you can use the mouse pointer Left-Right and Up-Down
with 2,4,6,8. It is note that “5” will work like “Enter” key. To get help, look these pictures....