How to get value of combo box to php variable at run time without refershing page?

[prachippp]

How to get value of combo box to php variable at run time without refreshing page?

actually value in the combo box came from the database..and when i m select any value from that combo box according to that option or value which selected i want to be execute new query so for that i want take that combo box value in php variable so how to get it from combo box?

Please tell me ans!!!!!

[sunfighter]

You need to learn and use AJAX for this.

http://www.w3schools.com/ajax/default.asp

http://www.tizag.com/ajaxTutorial/

http://www.xul.fr/en-xml-ajax.html