Notes on Rollover

The event used is: onMouseOver and onMouseOut

The <SCRIPT> tag is in located in the head so the browser begins processing the script beforedisplaying the content of the document. This allows the browser to load both arrows into memory.

var blueArrow = new Image tells the interpreter to create a new object

blueArrowsrc = bluearrow.gif tells the interpreter that the object will contain the
graphic image stored in the bluearow.gif

The second line serve a similar function

var blueArrow = new Image tells the interpreter to create a new object

blueArrowsrc = bluearrow.gif tells the interpreter that the object will contain the
graphic image stored in the bluearow.gif