Error on my page with Jim's DHTML Menu v5.7

[IlanD]

1) Script Title: Jim's DHTML Menu v5.7

2) Script URL (on DD): http://www.dynamicdrive.com/dynamici...menu/index.htm

3) Describe problem: I got as far as 13 sub menws befor this error on line 160 of ie55-build.js.
onMouseOver of the menu items that refer to sub menu >13 I get an error on line 485 stating that 'main' is null...
I tryed to find where I missed a chare or sintax but no luck.
can you please help?
page: www.ilandanon.com/indexN.htm
error: main item-"Info" sub item-"Phones"
Ilan.