is your sight on the gun. you aim with it and fire using the left mouse button. to reload your gun (after six shots you must reload) to simply bring the pointer down to the bottom right hand corner of the video screen. the pointer will show as a gun pointing down, and you click the right mouse button to reload the gun. in that same corner is shown the number of bullets left in your gun and the number of lives out of three that are left. the bottom center of the screen has your score, while the left corner is where you select the main menu. the main 