各个浏览器下实现Ajax的JS
var xmlhttpget;
try {
// Firefox,
Opera 8.0+, Safari
xmlhttpget =
new window.XMLHttpRequest();
}
catch (e) {
// Internet
Explorer
try {
//Internet
Explorer 6.0+
xmlhttpget =
new ActiveXObject("Msxml2.XMLHTTP");
}
catch (e)
{
try {
//Internet
Explorer 5.5+
xmlhttpget =
new ActiveXObject("Microsoft.XMLHTTP");
}
catch (e)
{
alert("您的浏览器不支持AJAX!");
return;
}
}
}
xmlhttpget.open("GET", url, false);
xmlhttpget.send(null);
var ajaxResult = xmlhttpget.response == undefined ?
xmlhttpget.responseText : xmlhttpget.response;