You can move around using the arrow keys on your keyboard, jump using the spacebar, and you can click on things like elevator buttons using your mouse.
However, that isn't all you can do.
W or Up Arrow - move forwards S or Down Arrow - move backwards A or Left Arrow - move left D or Right Arrow - move right PgUp - Look upwards PgDown - Look downwards Space - Jump Home - Float upwards (or jump if collision detection is on) End - Float downwards F3 - Reset camera rotation and zoom to default F4 - Enable/disable wireframe mode F5 - Freelook (mouse look) mode F6 - Full camera reset (respawn) F10 - Fullscreen mode F11 - Take screenshot F12 - Show control panel Shift - Run (hold down with other keys) Control - Walk slowly (hold down with other keys) Alt + arrow keys - Strafe Alt + PgUp - Spin right Alt + PgDown - Spin left Plus - Zoom in Minus - Zoom out Esc - exit to main menu V - Toggle noclip mode (gravity and collisions off)
-Elevator shaft doors can be manually opened and closed by holding down the Shift key and clicking on them.
-Hallway call buttons can be lit and unlit also by holding down Shift and clicking on them (this does not call an elevator, but just changes the light status).
-Walls and floors can be deleted by holding down Ctrl and clicking on the object.
Advanced functions can be found by clicking on "Control Reference" in the Simulator Control Panel.