http_request.status==404

[xuzilihuangtian]

var http_request=false;
function fchange()
{
var chosed=document.getElementById("choosetype").value;
send_request("GetSubject.aspx?chosed="+chosed);
}
function send_request(url)
{

http_request=false;
if(window.XmlHttpRequest)
{

http_request=new XmlHttpRequest();
}
else if(window.ActiveXObject)
{

try
{
http_request=new ActiveXObject("Msxml2.XMLHTTP");
}
catch(e)
{
try
{
http_request=new ActiveXObject("Mircosoft.XMLHTTP");
}
catch(e)
{}
}
}
else
{
window.alert("你的浏览器版本已经严重过时，请升级后早做操作！");
return false;
}

http_request.onreadystatechange=Getsubject;

http_request.open("get",url,true);

http_request.send(null);
}
function Getsubject()
{
if(http_request.readyState==4)//请求完成，发送成功
{
alert(http_request.status);
if(http_request.status==200)//交易成功
{

if(http_request.responseText!="")
{
var myarr=new Array(7);
var ResponseText=http_request.responseText;
var pos=ResponseText.indexOf(",");
var i=0;
while(pos!=-1)
{
var myText=ResponseText.substring(0,pos);
if(myText!="")
{
myarr[i]=myText;
i++;
}
ResponseText=ResponseText.substr(pos+1);
pos=ResponseText.indexOf(",");
continue;
}
for(var n=0;n<i;n++)
document.getElementById("choosesubject").options[n]=new Option(myarr[n],"");
document.getElementById("choosesubject").length=i;
}
else
{
document.getElementById("choosesubject").options[0]=new Option("请先选择省份","");
document.getElementById("choosesubject").length=1;
}
}

}
}

[shangxb]

404错误 文件未找到
检查下你的请求地址是否正确

[walkghost]

URL不正确。

[Luck_cl]

404表示找不到文件路径，你把你请求的URL改一下

[xuzilihuangtian]

我把url改了，还是不对呀。一直是这个错误。还有什么错误能导致status==404吗？谢谢大虾们！

[人生就是赌]

仔细检查，应该路径不正确