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var XMLHttpReq=false;

//´´½¨Ò»¸öXMLHttpRequest¶ÔÏó
function createXMLHttpRequest(){
if(window.XMLHttpRequest){ //Mozilla
XMLHttpReq=new XMLHttpRequest();
}
else if(window.ActiveXObject){
try{
XMLHttpReq=new ActiveXObject("Msxml2.XMLHTTP");
}catch(e){
try{
XMLHttpReq=new ActiveXObject("Microsoft.XMLHTTP");
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alert("ÄãµÄä¯ÀÀÆ÷²»Ö§³Öajax!");
return false;
}
}
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function sendURL(url){
createXMLHttpRequest();
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alert(url);
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XMLHttpReq.send(null); //·¢ËÍÇëÇó
}
function parse(){
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document.getElementById("status").innerHTML=XMLHttpReq.responseText;
}else{
window.alert("ËùÇëÇóµÄÒ³ÃæÓÐÒì³£");
}
}
}
//Éí·ÝÑéÖ¤
function checkUsername(){
var username = document.getElementById("registerName").value;
alert(username); //ÕâÀïͨ¹ý¼ì²éÄܵõ


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