[jQuery] dependent select lists

[jQuery] dependent select lists


http://www.ajaxray.com/blog/2007/11/08/jquery-controlled-dependent-or-cascading-select-list-2/
http://www.ajaxray.com/Examples/depend.html
could sb would fix it to work on the newest jquery version?
how to modify this script to: when I select from 1st box sth, 2nd box
appears?