trick 3 operate computer without mouse

Press Left Alt+Left Shift+Num Lock Button+Ok This will active your emergency mouse,To move the pointer after activating the emergency mouse in your PC. use your number keyPad . The keypad moves the pointer to the corresponding key direction. 7 8 9 4 6 1 2 3 For Normal Click Press 5 To set Default Press Left Alt+Left Shift+Num Lock