Buon Giorno from pitch black 9 degres C Wetherby UK :-)

Just followed a tutorial here http://www.alistapart.com/articles/dropdowns and I notics a chunk of Javascript, heres the live result:
http://tutorial.davidclick.com/menu.html

Now my question is please:
"Do you have to have a chunk of javascript to achive horizontal drop down menus?"

Grazie Tanto,
David