Milonic JavaScript Menu

I have a scrolling 1 vertical menu with 3 horizontal menus below it, all in the same code. My problem is with the horizontal menus and scrolling.

http://www.paradiseequinegenetics.com/services.asp

When you scroll the page down, the 1st horizontal menu moves behind the second menu, and then the 1st ...

I am wanting to put an image in the menu. Then use it for an image map.
Is this possible?

Is it possible to put an image inside the menu and use with an image map?