[jQuery] How do i get this mega dropdown with jQuery??

[123gotoandplay]

Hi all,

I am trying to get this mega dropdown menu:
see textielmuseum.nl/

So far i have:
bldd.nl/prototypes/megamenu/test2.html

But i can´t get the hoverIntent to work?
here´s my try W.I.P
bldd.nl/prototypes/megamenu/test4.html

Any tips, ideas how i to get my mega dropdown to work on hover and
hide it???

Regards,