一些不错的js函数ajax

答案：//创建组件 
function createobj() { 
if (window.ActiveXObject) { 
return(new ActiveXObject("Microsoft.XMLHTTP")); 
} 
else if (window.XMLHttpRequest) { 
return(new XMLHttpRequest()); 
} 
} 

var cs; 
//发送请求 
function sxs(Fileid) { 
if (window.ActiveXObject) { 
cs=new ActiveXObject("Microsoft.XMLHTTP"); 
} 
else if (window.XMLHttpRequest) { 
cs=new XMLHttpRequest(); 
} 
var my_url="inc/setsession.asp?id="+Fileid+"&rnd="+Math.random(); 
cs.open("get",my_url,true); 
cs.send(null); 
} 

//调用并返回结果 
function Star() { 
var oBao=createobj(); 
var frm= document.logo_frm; 
var my_url="logo.asp?name="+frm.username.value+"&pw="+frm.pwd.value+"&rnd="+Math.random(); 
oBao.open("POST",my_url,false); 
oBao.send(''); 
var strResult = unescape(oBao.responseText); 
if (strResult=="yes") { 
window.location.reload(); 
} 
else { 
alert("登录失败！请重新登录..."); 
frm.username.value=""; 
frm.pwd.value=""; 
hide(); 
} 
} 
var h_id; 
var h_i=0; 
//调用并返回结果,菜单 
function getinfo(index) { 
var oBao=createobj(); 
var cont=document.getElementById("menu_detial"); 
cont.style.top='142px'; 
cont.style.left=event.x-60; 
if(!bro_n){ 
cont.style.top='142px'; 
cont.style.left=event.x-60; 
} 
cont.style.width='150px'; 
cont.style.display="block"; 
cont.innerHTML="请等待,加载中..."; 
cont.style.height="10px"; 
cont.style.overflowY="hidden"; 
var my_url="getinfo.asp?type="+index+"&rnd="+Math.random(); 
oBao.open('post',my_url,true); 
oBao.onreadystatechange=function(){ 
var cont=document.getElementById("menu_detial"); 
if(oBao.readyState==4){ 
if(oBao.status==200){ 
cont.innerHTML=oBao.responseText; 
h_i=0; 
h_id=window.setInterval("h_change()",30); 
}else{ 
cont.innerHTML='出现错误,错误代码为:'+oBao.status; 
} 
} 
} 
oBao.send(''); 
} 

function h_change(){ 
var cont=document.getElementById("menu_detial"); 
h_i+=1; 
h=parseInt(cont.style.height); 
if(h>133){ 
window.clearInterval(h_id); 
h_i=0; 
}else{ 
cont.style.height=16+8*h_i-h_i*h_i*0.1+"px"; 
} 
} 


//调用并返回结果 
function personalInfo(index) { 
var oBao=createobj(); 
var cont=document.getElementById("person_detial"); 
var cont_a=document.getElementById("person_content"); 
cont.style.display='block'; 
cont.style.width="600px"; 
cont.style.top=event.y; 
cont_a.innerHTML="请等待,加载中..."; 
var my_url="getinfo.asp?type="+index+"&rnd="+Math.random(); 
oBao.open('post',my_url,true); 
oBao.onreadystatechange=function(){ 
var cont_a=document.getElementById("person_content"); 
if(oBao.readyState==4){ 
if(oBao.status==200){ 
cont_a.innerHTML=oBao.responseText; 
}else{ 
cont_a.innerHTML='出现错误,错误代码为:'+oBao.status; 
} 
} 
} 
oBao.send(''); 
} 

//调用并返回结果 
function getNotice(id) { 
var oBao=createobj(); 
var my_url="notice.asp?id="+id+"&rnd="+Math.random(); 
oBao.open('get',my_url,true); 
oBao.onreadystatechange=function(){ 
var cont_a=document.getElementById("notice"); 
if(oBao.readyState==4){ 
if(oBao.status==200){ 
if(cont_a){ 
cont_a.innerHTML=oBao.responseText; 
} 
}else{ 
cont_a.innerHTML='出现错误,错误代码为:'+oBao.status; 
} 
} 
} 
oBao.send(''); 
} 

var notice_id=window.setInterval("getNotice(0)",6000); 

//调用并返回结果 
function getnoticeById(id) { 
var cont_a=document.getElementById("stip_detial"); 
cont_a.style.display="block"; 
cont_a.style.top=event.y; 
cont_a.style.left=event.x-145; 
cont_a.innerHTML="加载中..."; 
var oBao=createobj(); 
var my_url="getstip.asp?id="+id+"&rnd="+Math.random(); 
oBao.open('get',my_url,true); 
oBao.onreadystatechange=function(){ 
if(oBao.readyState==4){ 
if(oBao.status==200){ 
if(cont_a){ 
cont_a.innerHTML=oBao.responseText; 
} 
}else{ 
cont_a.innerHTML='出现错误,错误代码为:'+oBao.status; 
} 
} 
} 
oBao.send(''); 
}

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