Introduction - If you have any usage issues, please Google them yourself
Demonstrate the use of the database for the provincial, municipal, and county levels demo database implementation of the provincial, municipal, and county levels Linkage (ajax technology) method calls: 1: put <script language="javascript" src="js/jquery.js"></script> <script language="javascript" src="js/firste_city.js"></script> Paste it into the page <head></head> Between 2: put <span id="f"></span><span id="floading"></span><span id="ferr"></span> Affixed to the need to show the provinces, cities and counties of the drop-down list used in place procedures for jquery library, its authors thank John Resig.