hi ricardo, i tried this before, this only can set the first box. it won't trigger the second box to get data from database. second box still empty.
i have added selected attribute on my sample page. http://sskes.damimi.org/test/ thanks anyway. On 9月18日, 上午6時32分, ricardobeat <[EMAIL PROTECTED]> wrote: > You can do it via XHTML: > > <option value="B" selected="selected">B</option> > > or add the attribute with jQuery: > > $('#first option:eq(2)').attr('selected','selected'); > > ricardo > > On Sep 17, 10:50 am, kevin <[EMAIL PROTECTED]> wrote: > > > Hi all, > > > here is my sample page http://sskes.damimi.org/test/ > > > my question is how can i let the first box selected on "B" and also > > trigger second box list the correct value > > "B1","B2","B3,"B4" automatically when page loaded. > > > thanks.