must be named the same as the off state except
end with "_ov." and then the extension.
An example of this is an image named "button.gif" the over state image would be
"button_ov.gif".
The easiest way to use it is to initiate this functionality is to call this function once the page has loaded.
mouseovers_scrollers.init()It will automatically find any images with the class of "mouseover" add the listeners for mouseover and mouseout and then preload the image.
If you want more control you can specify an individual mouseover by passing the image into
Mouseover(image)
Requires the YUI yahoo, event, and dom