Whenever a user clicks on a link, or moves her cursor over one, JavaScript is sent a link event. One link event is called onClick, and it gets sent whenever someone clicks on a link. Another link event is called onMouseOver. This one gets Sent Whenne Moves The Cursor Over the Link.
You can use the above etc 帖子 h's an esample of how to use limited, view source, and we'll go over it line by line.