Java开发网 - AJAX 根本

Topic: AJAX 根本

1.AJAX 根本

Posted by: jameszhang
Posted on: 2008-10-26 08:41

function createXMLHttpRequest()
{
if(window.ActiveXObject)
{
try {
xmlHttpRequest = new ActiveXObject("Msxml3.XMLHTTP");
} catch (e) {
try {
xmlHttpRequest = new ActiveXObject("Msxml2.XMLHTTP");
} catch (e) {
try {
xmlHttpRequest = new ActiveXObject("Microsoft.XMLHTTP");
} catch (e) {}}}
}else if(window.XMLHttpRequest)
{
xmlHttpRequest=new XMLHttpRequest();
if (xmlHttpRequest.overrideMimeType)
xmlHttpRequest.overrideMimeType('text/xml');
}
}