ajaxÔÚfirefoxÖлñÈ¡http״̬ÂëÎÊÌâ

JScript code:

<script language="javascript">
var target = null;
function createTarget(){
if(window.ActiveXObject){
target = new ActiveXObject("Microsoft.XMLHTTP") ;
}else if(window.XMLHttpRequest){
target = new XMLHttpRequest();
}
}
function GetURL(url){
createTarget();
target.open("GET",url,true);
target.onreadystatechange = function(){
//»ñÈ¡http״̬Â룬»á±¨´íµ«ÕâÀïºöÊÓ£¡Êµ¼ÊʹÓÃʱ²»ÐèÒªµ¯³ö
alert(target.status);
if(target.readyState==4){
if(target.status==200){
alert("Ò³Ãæ´æÔÚ");
}else {
alert("Ò³Ãæ²»´æÔÚ");
}
}
}
target.send(null);
}

</script>


HTML code:

<input type="button" onclick="GetURL('http://www.baidu.com')" value="¸ÃÒ³Ãæ´æÔÚ"></input>
<input type="button" onclick="GetURL('http://www.error.com/error.html')" value="¸ÃÒ³Ãæ²»´æÔÚ"></input>