getxml.js

Ajax 初级 源码资料文档。小的功能点

// JavaScript Document

if (window.ActiveXObject && !window.XMLHttpRequest) {
window.XMLHttpRequest = function() {
var MSXML = ['Msxml2.XMLHTTP.5.0','Msxml2.XMLHTTP.4.0','Msxml2.XMLHTTP.3.0','Ms
xml2.XMLHTTP','Microsoft.XMLHTTP'];
for (var i = 0; i < msxmls.length; i++) {
try {
return new ActiveXObject(msxmls[i]);
} catch (e) {}
}
return null;
};
}
 function loadxmldom(url){
 var xmlHttp=new XMLHttpRequest();
 xmlHttp.open("GET", url, true);
 xmlHttp.onreadystatechange=function() {
	 if (xmlHttp.readyState==4&&xmlHttp.status==200) {
		 var xmldom=xmlHttp.responseXML;
		loadxmldom=xmldom;
		 }
 xmlHttp.send(null);
 }