日期:2014-05-16 浏览次数:20657 次
<script language="javascript"> var http_request = false; function send_request(url){//初始化、指定处理函数、发送请求的函数 http_request = false; //初始化XMLHttpRequest对象 if(window.XMLHttpRequest){//Mozilla浏览器 alert("火狐浏览器"); http_request = new XMLHttpRequest(); if(http_request.overrideMimeType){ http_request.overrideMimeType("text/xml"); } }else if(window.ActiveXObject){//IE浏览器 alert("IE浏览器"); try{ http_request = new ActiveXObject("Msxml2.XMLHTTP"); }catch(e){ try{ http_request = new ActiveXOnject("Microsoft.XMLHTTP"); }catch(e){} } } if(!http_request){//异常,创建对象实例失败 window.alert("不能创建XMLHttpRequest对象实例"); return false; } http_request.onreadystatechange = processRequest; //确定发送请求的方式和URL以及是否同步执行下段代码 http_request.open("GET",url,true); http_request.send(null); } //处理返回信息的函数 function processRequest(){ if(http_request.readyState==4){ //判断对象状态 if(http_request.status==200){ //信息已经成功放回,开始处理信息 //alert(http_request.responseText); }else{ alert("您所请求的页面有异常"); } } } </script>
<%@ page language="java" contentType="text/html; charset=GB18030" pageEncoding="GB18030"%> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=GB18030"> <title>Insert title here</title> </head> <script language="javascript"> function showRoles(obj){ document.getElementById(obj).parentNode.style.display=""; document.getElementById(obj).innerHTML="loading...."; currentPos = obj; //alert(currentPos); send_request("ajaxSample2_1.jsp?playPos="+obj); } var http_request = false; function send_request(url){//初始化、指定处理函数、发送请求的函数 http_request = false; //初始化XMLHttpRequest对象 if(window.XMLHttpRequest){//Mozilla浏览器 alert("火狐浏览器"); http_request = new XMLHttpRequest(); if(http_request.overrideMimeType){ http_request.overrideMimeType("text/xml"); } }else if(window.ActiveXObject){//IE浏览器 alert("IE浏览器"); try{ http_request = new ActiveXObject("Msxml2.XMLHTTP"); }catch(e){ try{ http_request = new ActiveXOnject("Microsoft.XMLHTTP"); }catch(e){} } } if(!http_request){//异常,创建对象实例失败 window.alert("不能创建XMLHttpRequest对象实例"); return false; } http_request.onreadystatechange = processRequest; //确定发送请求的方式和URL以及是否同步执行下段代码 http_request.open("GET",url,true); http_request.send(null); } //处理返回信息的函数 function processRequest(){ if(http_request.readyState==4){ //判断对象状态 if(http_request.status==200){ //信息已经成功放回,开始处理信息 //alert(http_request.responseText); document.getElementById(currentPos).innerHTML=http_request.responseText; }else{ alert("您所请求的页面有异常"); } } } </script> <body> <table width="200" border="0" cellpadding="0" cellspacing="0"> <tr> <td height="20"><a href="javascript:void(0)" onClick="showRoles('pos_1')">经理室</a></td> </tr> <tr style="display:none"> <td height="20" id="pos_1"> </td> </tr> <tr> <td height="20"><a href="javascript:void(0)" onClick="showRoles('pos_2')">开发部</a></td> </tr> <tr style="display:none"> <td id="pos_2" height="20"> </td> </tr> </table> </body> </html>
<body> <% String playPos = request.getParameter("playPos"); if("pos_1".equals(playPos)) out.print(" 总经理<br> 副总经理"