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function checkUserNameResult()
{
if(xmlHttp.readyState==4)
{
if(xmlHttp.status==200)
{
if(xmlHttp.responseText=="true")
{
document.getElementById("imgflag").src="false.GIF";
}
else
{
document.getElementById("imgflag").src="true.GIF";
}
}
}
}
function check_user(id) {
if (id == "")
return;
document.getElementById("userid_msg").innerHTML = "<img src='images/loading.gif' align='absMiddle'> ¼ì²éÖУ¬ÇëÉÔºò¡¡";
var url = "../RegistValidate.ashx?username=" + escape(id);
xmlHttp.open("GET", url, true);
xmlHttp.onreadystatechange = ShowResult;
xmlHttp.send(null);
}
function ShowResult() {
if (xmlHttp.readyState == 4) {
if (xmlHttp.status == 200) {
var s;
s
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ajax_http.js
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function getXMLHTTP() {
var xmlhttp;
if (window.ActiveXObject) {
//IE
try {
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