js省市级联

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>省市级联</title> </head> <body> <mce:script language="javascript"></mce:script> <select id="province" onchange="loadCity();"> <option value="0">--请选择省份--</option> </select> <select id="city"> <option value="0">--请选择城市--</option> </select> </body></html>