源：
    <script type="text/javascript" src="js/jquery-1.8.2.js"></script> 
    <script type="text/javascript" src="js/global.js"></script>
    <script type="text/javascript" src="js/define.js"></script>
    <%if (map_type == "MAP_TYPE_GOOGLE")
      { %>
    <script type="text/javascript" src="js/gmap.js"></script>
    <%}
      else
      { %>
    <script type="text/javascript" src="js/bmap.js"></script>
    <%} %>
    <script type="text/javascript" src="js/wisemap.js"></script>   

<script type="text/javascript">
 var wimap = new wiseMap(<% =map_type %>, xxxx, xx, xx);
</script>

    public string map_type = string.Empty;
    
    protected void Page_Load(object sender, EventArgs e)
    {
        map_type = Request.Params["map_type"];
        if (map_type == null || map_type == "")
        {
            map_type = "MAP_TYPE_BAIDU";
        }
    }