function start_sel(murl,furl,g,res_){
var url = "checkServer.php";
var oBao = CreateHTTPObject();
oBao.open("POST",url,true);
oBao.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
var res = document.getElementById(res_);
oBao.onreadystatechange = function () { OnReadyStateChng(res,oBao);};
oBao.send("m="+murl+"&f="+furl+"&g="+g);
//oBao = null;
}
function OnReadyStateChng(res,xmlhttp) {
if (xmlhttp.readyState == 4) {
if (xmlhttp.status == 200) {
res.innerHTML = unescape(xmlhttp.responseText);
}
else {
//alert("HTTP 错误,错误代码:" + xmlhttp.status);
res.innerHTML = "失败,重新检测";
}
}else{
res.innerHTML = "";
}
}
function CreateHTTPObject(){
var xmlhttp;
try {
xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
}
catch (e) {
try {
xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
}
catch (e) {
xmlhttp = false;
}
}
if (!xmlhttp && typeof XMLHttpRequest!="undefined") {
try {
xmlhttp = new XMLHttpRequest();
}
catch (e) {
xmlhttp=false;
}
}
if (!xmlhttp && window.createRequest) {
try {
xmlhttp = window.createRequest();
}
catch (e) {
xmlhttp=false;
}
}
return xmlhttp;
}
[xmlhttp创建方法并发送数据检测返回值]xmlhttp创建方法并发送数据检测返回信息
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