提交请求，接受返回结果

 function getYear(){
 
     var type = getType();
     var jsly =  document.getElementById("jsly").value;
    
     var partxmlhttp ;
     if (window.ActiveXObject){
     partxmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
  } else if (window.XMLHttpRequest) {
  partxmlhttp = new XMLHttpRequest();
  }
   partxmlhttp.open("POST","../fx2001/jsfzjybqsfxGetYear.do", false);
      partxmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); 
      partxmlhttp.send("ajax-request-flag=true" + "?1=1&type=" + type + "&jsly=" + jsly); 
      var xmlDoc = partxmlhttp.responseXML;          
    
        alert(xmlDoc.xml);  //打印出返回到前台的XML

        //得到节点的值
        var nodes = xmlDoc.getElementsByTagName("year").text;
    
     
 }

  //如果只是为了打印值，可以采用以下代码：
    var xmlDoc = partxmlhttp.responseHTML;  
        alert(xmlDoc);  //打印出返回到前台的XML

 

         //服务器端代码
                response.setContentType("text/xml; charset=UTF-8");
  String responseText = "<root>";
  
     for(int i=0; i<year.size(); i++){
      responseText += "<year>" + year.get(i) + "</year>";
     }
     responseText += "</root>";
 
  out.println(responseText);