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function send_request(callback, urladdress, isReturnData){     
        var xmlhttp = getXMLHttpRequest();
        xmlhttp.onreadystatechange = function(){
                if (xmlhttp.readyState == 4) {//readystate Ϊ4¼´Êý¾Ý´«Êä½áÊø
                     try{
                        if(xmlhttp.status == 200){
                            if(isReturnData && isReturnData==true){
                                callback(xmlhttp.responseText);
                            }
                        }else{
                            callback("±§Ç¸£¬Ã»ÕÒµ½´ËÒ³Ãæ:"+ urladdress +"");
                        }
                    } catch(e){
                        callback("±§Ç¸£¬·¢ËÍÇëÇóʧ°Ü£¬ÇëÖØÊÔ " + e);
                    }
  


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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
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AJAX!

function eidtPageCheckIsOrder ( serverid ){
 
 var telephonenum = document.formx.TELPHONENUM.value;
 var webWapFlag=document.formx.WEBORWAPFLAG.value;
    var param=setPisaQueryString('TELPHONENUM',telephonenum,'WEBORWAPFLAG',webWapFlag,'serverid',serverid,'destFold ......

struts2 + jquery + json ½øÐÐajaxÇëÇó(תÌù)

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