Is this effect with jQuery? If so How do I do it?

Is this effect with jQuery? If so How do I do it?

Is this effect with jQuery?  If so How do I do it?

When you run the mouse pointer over the menu items a transparent image pops up and slides in from the right.

How can I do this?  Where can I get the code for it? 

Here is the site:  http://www.valentino.com


Peter