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var httpRequest = false;
var mesdivs = null
function sendRequest(url, mesdiv) {
 
    mesdivs = mesdiv;
    httpRequest = false;
    if (window.XMLHttpRequest) {
        httpRequest = new XMLHttpRequest();
        if (httpRequest.overrideMimeType) {
        }
    }
    else if (window.ActiveXObject) {
        try {
            httpRequest = new ActiveXObject("Msxml2.XMLHTTP");
        }
        catch (e) {
            try {
                httpRequest = new ActiveXObject("Microsoft.XMLHTTP");
            }
            catch (e) {
            }
        }
    }
    if (!httpRequest) {
        window.alert("no");
    }
    if (mesdivs == "sendmes") {
        httpRequest.onreadystatechange = function() {
            if (httpRequest.readyState == 4) {
                if (httpRequest.status == 200) {
                    var string = httpRequest.responseText;
            &


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2.1Microsoft Ajax LibraryËÙÀÀ£º

2.1Microsoft Ajax LibraryËÙÀÀ£º
Microsoft Ajax LibraryÊÇÒ»×é¿ÉÒÔä¯ÀÀÆ÷¶Ë¶ÀÁ¢ÔËÐеÄJavaScriptº¯Êý¿â£¬°üº¬ÍøÒ³ºËÐÄ·þÎñÒÔ¼°Ìṩä¯ÀÀÆ÷µÄXMLÔ¶³ÌÊý¾Ý´æÈ¡ÄÜÁ¦¡£
Ö§³ÖµÄä¯ÀÀÆ÷ÓУºIE¡¢Mozilla¡¢Firefox¡¢Apple Safari¡£
2.1.2ÔÚASP.NETÒ³ÃæÖÐÔö¼ÓAjaxÖ§³Ö
   Ajax LibraryÊÇרΪAjax¹¦ÄÜÌṩµÄScript£¬ËüÊ ......

¹ØÓÚJSPÒ³ÃæÓÃUTF 8±àÂëAJAXʧЧµÄÎÊÌâ

ÔÚÒ»¸öÏîÄ¿Öзּ¶Ñ¡ÔñÐÐÕþÇø»®Ê±Óõ½AJAX½øÐÐÎÞˢм¶Áª£¬ÎÒÔÚÒ³ÃæÖбàÂëÓõÄÊÇUTF-8£¬×ÜÊDZ¨½Å±¾´íÎó£¬
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<script language="Javascript" src="js/jquery.js" charset="gb2312"></script> ......

ajax Áª¶¯

function selectTradezone(){
    var copyTradezone = document.forms[0].copyTradezone;
    new BaseTool().ajax("getTradezoneByCity",callback,[document.forms[0].city.value,document.forms[0].brand.value]);
   
    function callba ......

Ajax ¸ø XMLHttpReq.onreadystatechange´«µÝ²ÎÊý

Ajax ¸ø XMLHttpReq.onreadystatechange´«µÝ²ÎÊý
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xmlhttp.onreadystatechange= function(){xx(123)};
or
xmlhttp.onreadystatechange= new Function("xx(123)");
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m=document.getElementsByName("text8");
v=m[i];
XMLHttpReq.onreadystatechange=function(){proce(v)};
---------------------- ......
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