Sub Menu items disappear

Not sure what I changed, but for some reason the sub menu options will show up on initial hover, but then disappear?

Here is my website (I'm just beginning, so take it easy on me please!)

http://www.tommikula.net/

Thanks for any help

works for me. What browser? What if you shut off ALL plugins?

@mikula25, your sub menu work fine for me. i try in chrome and ff browser.