Jquery ajax下拉框联动（用xml存放数据）

demo.jsp

---

<%@ page language= "java"   import = "java.util.*"  pageEncoding= "utf-8" %>


jquery xml解析
"text/javascript"  src= "js/jquery-1.3.2.js" >
"text/javascript" >
    $(document).ready(
            function() {
                $.ajax( {
                    url : "xx.xml" ,
                    success : function(xml) {
                        $(xml).find("province" ).each(function() {
                            var t = $(this ).attr( "name" ); //this->
                                $("#DropProvince" ).append(
                                        ""  + t +  "" );
                            });
                    }
                });
                $("#DropProvince" ).change(
                        function() {
                            $("#sCity>option" ).remove();
                            var pname = $("#DropProvince" ).val();
                            $.ajax( {
                                url : "xx.xml" ,
                                success : function(xml) {
                                    $(xml).find(
                                            "province[name='"  + pname
                                                    + "']>city" ).each(
                                            function() {
                                                $("#sCity" ).append(
                                                        ""
                                                                + $(this )
                                                                        .text()
                                                                + "" );
                                            });
                                }
                            });
                        });
            });



"form1" >

    "DropProvince"  style= "width: 60px;" >
        请选择

    "sCity"  style= "width: 60px;" >

  

  

 

xx.xml

"1.0"  encoding= "utf-8"  ?>    

    

    "湖北" >    

        武汉    

        黄石    

        宜昌    

        天门    

        

    "湖南" >    

        邵阳    

        长沙    

        岳阳    

        

    "广东" >    

        广州    

        深圳