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

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

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,