click is the action of a computer user moving a cursor or focus to a certain location on a screen (point) and then pressing a mouse button, usually the left button(click), or other pointing device. A click can be used with any number of input devices varying from mouses, touch pads, keyboards, joysticks, scroll buttons, and roller balls.

Inserted as note: "Note: Click is the action of a computer user moving a cursor or focus to a certain location on a screen (point) and then pressing a mouse button, usually the left button(click), or other pointing device. A click can be used with any number of input devices varying from mouses, touch pads, keyboards, joysticks, scroll buttons, and roller balls. "