[removed]以前写的xmlhttp池代码

var Pool_xmlreq=function(){ var _cacheCase=[]; _cacheCase.fetch=function(){ var i=0; var _instance=function(){ try{ return (new ActiveXObject(“Msxml2.XMLHTTP.5.0”));} catch(e){ try{ return (new XMLHttpRequest());} catch(e){ try{ return (new ActiveXObject(“Msxml