Pressing the left mouse button fires weapons. Many laptop bioses have a setting for mouse button assignment. The game also features an inventory screen accessed by the right mouse button. Support for a third/middle mouse button was included, too. Data is "copied" immediately upon highlighting and pasted with the third (middle) mouse button. The codice 61 program shows and changes the key, modifier, and mouse button mappings. Photoshop will complete the selection once the mouse button is released. Another scrolling technique with scrollbars is to look at which mouse button was pressed. Double-clicking allows two different actions to be associated with the same mouse button. The left mouse button is used to lower the hand. The complete window contents were redrawn once the user released the mouse button. Navigation and combat are more mouse-centric, with each mouse button having a different combat action. Clicking the mouse button shoots the ship's weapons at the location of the cursor. ThinkPads have a prominent middle mouse button, but some models have no physical buttons. It can often also be used as a third mouse button by pressing on it.