Cascading combo boxes

[madhuri22]

Hi, I am new to php.I had three comboboxes in a page. I need to populate the combo boxes using details in database.. I am able to populate the the first combobox but am not able to deal with other two.. and the combo boxes should populated based on the selection on previous comboboxes... My tables are like this..


Tablename.. country
attributes... countryname,cou ntryid
Tablename... state
attributes... statename,state id,countryid
Tablename... city
attributes... cityname,cityid ,stateid

could u please help me out to solve this...
thanks in advance..

[Rabbit]

Please show us the code you've used so far and tell us what is not working with the code along with any error messages you get.