Left Click On Mouse, Problem

Here is how we can change the function from the key that we use. as the default is usually the computer using the left mouse button. but when a frequently used because the key often maset or damaged, although the mouse does not cost too much, it's good we use what is the function key with the left button becomes the right side, as well as vice versa. although the key right we also need to use the menu command, but not as often as the left button. how to change are:
open the control pane, click mause, after the mouse poperties contact dialog appears, select the tab buttons, and the mark on the Apply or ok. since then press Apply or Ok button mause means we are now is the right.