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JScript code:

var xhr=false;
if(window.XMLHttpRequest) {
xhr=new XMLHttpRequest();
alert("XMLHttpRequest");//ΪʲôIE7£¬8»áÊÇÕâ¸ö£¿£¿£¿
} else {
try {
xhr=new ActiveXObject("Msxml2.XMLHTTP");//IE6
alert('new ActiveXObject("Msxml2.XMLHTTP");');
}catch(e){
try {
xhr=new ActiveXObject("Microsoft.XMLHTTP");//Õâ¸öIE6Ò²ÐУ¬
alert('new ActiveXObject("Microsoft.XMLHTTP");');
}catch(e){}
}
}
if(!xhr) {
alert("²»Ö§³ÖµÄä¯ÀÀÆ÷");
}
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JScript code:
function CheckCodeInsert() {
var code = $("#checkcode").val();
$.ajax({
url: "Ajax/CheckCodeInsert.aspx?Code=" + code,
......

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UpdatePanel  ÖÐÓÐUltraWebGrid  Button

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// <![CDATA[
Sys.Application.initialize();
Sys.Application.add_init(function() {
    $create(Sys.UI._Upd ......
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