Ajax按需读取数据生成下级菜单[转]

jilian.htm
<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;
//开始初始化XMLHttpRequest对象
if(window.XMLHttpRequest){//Mozilla浏览器
http_request=new XMLHttpRequest();
if(http_request.overrideMimeType){//设置MIME类型
http_request.overrideMimeType("text/html");
}
}
else if(window.ActiveXObject){//IE浏览器
try{
http_request=new ActiveXObject("Xsxml2.XMLHTTP");
http_request.setRequestHeader("Content-Type","text/xml");
http_request.setRequestHeader("Content-Type","gb2312");
}
catch(e){
try{
http_request=new ActiveXObject("Microsoft.XMLHTTP");
http_request.setRequestHeader("Content-Type","text/xml");
http_request.setRequestHeader("Content-Type","gb2312");
}
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){//信息已经成功返回,开始处理信息
document.getElementById(currentPos).innerHTML=http_request.responseText;
}
else{//页面不正常
alert("您所请求的页面有异常");
}
}
}
function showRoles(obj){
document.getElementById(obj).parentNode.style.display="";
document.getElementById(obj).innerHTML="正在读取数据..."
currentPos=obj;
send_request("jilian_data.asp?playPos="+obj);
}
</script>

<table width="200" border="0" cellspacing="0" cellpadding="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">&nbsp;</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">&nbsp;</td>
</tr>
</td>
</table>

jilian_data.asp

<%@LANGUAGE="VBSCRIPT" CODEPAGE="936"%>
<%
playPos=request("playPos")
if playPos="pos_1" then
Response.Write("&nbsp;&nbsp;jingli<br>&nbsp;&nbsp;副总经理")
end if
if playPos="pos_2" then
Response.Write("&nbsp;&nbsp;总工程师<br>&nbsp;&nbsp;软件工程师")
end if
%>

AddThis Social Bookmark Button

相关文档(Relevant Entries)
Ajax在PHP开发中的应用[转]
利用PHP和AJAX创建RSS聚合器
Ajax文档
AJAX掀起桌面网络开发的新篇章
Ajax专题
DWR version 2.0 milestone 1 is released
Better File Uploads with AJAX and JavaServer Faces
几本Ajax书
WoW Powerleveling
Posted on July 3, 2006 9:39 PM | | | Comments (0) | | TrackBacks (0)

引用地址(TRACKBACKS)
 
TrackBack URL for this entry:
http://www.wujianrong.com/mt-tb.cgi/3649

发布评论(ADD YOUR COMMENTS)
 
感谢您参与评论;发表您的意见时请保持文章的相关性;不相关的或是单纯宣传的内容可能会被删掉。您的E-mail只是用来确认您发表的文章,不会出现在网页上。
Please keep your comments relevant to this blog entry. Email addresses are never displayed, but they are required to confirm your comments.

称呼(Name):      记住我的个人信息(Remember)
邮箱(Email):
网址(URL):
评论(Add your comments):

相关内容
广告计划