全国城市三级联动

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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>全国城市三级联动</title>  <style type="text/css">    body{ background:#EEEEEE;margin:0; padding:0; font-family:"微软雅黑", Arial, Helvetica, sans-serif; }    a{ color:#006600; text-decoration:none;}    a:hover{color:#990000;}    .top{ margin:5px auto; color:#990000; text-align:center;}    .info select{ border:1px #993300 solid; background:#FFFFFF;}    .info{ margin:5px; text-align:center;}    .info #show{ color:#3399FF; }    .bottom{ text-align:right; font-size:12px; color:#CCCCCC; width:1000px;}  </style></head><body><div class="top">  <h1>全国城市三级联动</h1></div><div class="info">  <div>    <select id="s_province" name="s_province"></select>    <select id="s_city" name="s_city" ></select>    <select id="s_county" name="s_county"></select>    <script class="resources library" src="http://sandbox.runjs.cn/uploads/rs/267/g3ugugjp/area.js" type="text/javascript"></script>    <script type="text/javascript">_init_area();</script>  </div>  <div id="show"></div></div><script type="text/javascript">  var Gid  = document.getElementById ;  console.log(Gid);  var showArea = function(){    Gid('show').innerHTML = "<h3>省" + Gid('s_province').value + " - 市" +      Gid('s_city').value + " - 县/区" +      Gid('s_county').value + "</h3>"  }  Gid('s_county').setAttribute('onchange','showArea()');</script></body></html>
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