/**************************************************
* @author ghost@
* @version v1.0.0
* Date:2008-11-09
***************************************************/
var XMLHttpReq;
function createXMLHttpRequest() {
    if (window.XMLHttpRequest) {
        XMLHttpReq = new XMLHttpRequest();
    }
    else if (window.ActiveXObject) {
        try {
            XMLHttpReq = new ActiveXObject("Msxml2.XMLHTTP");
        } catch (e) {
            try {
                XMLHttpReq = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) { }
        }
    }
}
function changeBrandAmbit(obj) {
    if (obj.value.length > 0) {
        createXMLHttpRequest();
        var url = "auto_chexing.aspx?lei=1&zhi=" + escape(obj.value);
        XMLHttpReq.open("GET", url, true);
        XMLHttpReq.onreadystatechange = chexing_fh;
        XMLHttpReq.send(null);
    }

}
function chexing_fh() {
    if (XMLHttpReq.readyState == 4) {
        if (XMLHttpReq.status == 200) {
            chexing_zhi(XMLHttpReq.responseXML.getElementsByTagName("res"));
        } else {
            window.alert("您所请求的页面有异常。");
        }
    }
}
function chexing_zhi(zhi) {

    document.getElementById("carc_0").length = 0;
    document.getElementById("carc_0").options.add(new Option("请选择品牌", "请选择品牌"));

    var size = zhi.length;
    var txtNode;

    for (var i = 0; i < size; i++) {
        var nextNode = zhi[i].firstChild.data;
        document.getElementById("carc_0").options.add(new Option(nextNode, nextNode));
    }

}
function ck(obj) {
    if (obj.length > 0) {
        createXMLHttpRequest();
        var url = "auto_chexing.aspx?lei=2&zhi=" + escape(obj);
        XMLHttpReq.open("GET", url, true);
        XMLHttpReq.onreadystatechange = ck_fh;
        XMLHttpReq.send(null);
    }

}
function ck_fh() {
    if (XMLHttpReq.readyState == 4) {
        if (XMLHttpReq.status == 200) {
            ck_zhi(XMLHttpReq.responseXML.getElementsByTagName("res"));
        } else {
            window.alert("您所请求的页面有异常。");
        }
    }
}
function ck_zhi(zhi) {

    document.getElementById("carc_1").length = 0;
    document.getElementById("carc_1").options.add(new Option("请选择系列", "请选择系列"));

    var size = zhi.length;
    var txtNode;

    for (var i = 0; i < size; i++) {
        var nextNode = zhi[i].firstChild.data;
        document.getElementById("carc_1").options.add(new Option(nextNode, nextNode));
    }

}

function cx(obj) {
    if (obj.length > 0) {
        createXMLHttpRequest();
        var url = "auto_chexing.aspx?lei=3&zhi=" + escape(obj);
        XMLHttpReq.open("GET", url, true);
        XMLHttpReq.onreadystatechange = cx_fh;
        XMLHttpReq.send(null);
    }

}
function cx_fh() {
    if (XMLHttpReq.readyState == 4) {
        if (XMLHttpReq.status == 200) {
            cx_zhi(XMLHttpReq.responseXML.getElementsByTagName("res"));
        } else {
            window.alert("您所请求的页面有异常。");
        }
    }
}
function cx_zhi(zhi) {

    document.getElementById("carc_2").length = 0;
    document.getElementById("carc_2").options.add(new Option("请选择车型", "请选择车型"));

    var size = zhi.length;
    var txtNode;

    for (var i = 0; i < size; i++) {
        var nextNode = zhi[i].firstChild.data;
        document.getElementById("carc_2").options.add(new Option(nextNode, nextNode));
    }

}
function kong_click() {
    if (document.getElementById("carc_0").value == "请选择品牌") {
        alert("请选择品牌！");
        return false;
    }
    if (document.getElementById("carc_1").value == "请选择系列") {
        alert("请选择系列！");
        return false;
    }
    if (document.getElementById("carc_2").value == "请选择车型") {
        alert("请选择车型！");
        return false;
    }

    var url = "chexing.aspx?_lei=1&_name=" + escape(document.getElementById("carc_2").value);
    window.open(url, "_blank") 
}


function che() {
        createXMLHttpRequest();
        var url = "auto_chexing.aspx?lei=4&zhi=1";
        XMLHttpReq.open("GET", url, true);
        XMLHttpReq.onreadystatechange = che_fh;
        XMLHttpReq.send(null);
}
function che_fh() {
    if (XMLHttpReq.readyState == 4) {
        if (XMLHttpReq.status == 200) {
            che_zhi(XMLHttpReq.responseXML.getElementsByTagName("res"));
        } else {
            window.alert("您所请求的页面有异常。");
        }
    }
}
function che_zhi(zhi) {

    document.getElementById("carc2_0").length = 0;
    document.getElementById("carc2_0").options.add(new Option("请选择品牌", "请选择品牌"));

    var size = zhi.length;
    var txtNode;

    for (var i = 0; i < size; i++) {
        var nextNode = zhi[i].firstChild.data;
        document.getElementById("carc2_0").options.add(new Option(nextNode, nextNode));
    }

    document.getElementById("carc2_1").length = 0;
    document.getElementById("carc2_1").options.add(new Option("请选择品牌", "请选择品牌"));

    var size = zhi.length;
    var txtNode;

    for (var i = 0; i < size; i++) {
        var nextNode = zhi[i].firstChild.data;
        document.getElementById("carc2_1").options.add(new Option(nextNode, nextNode));
    }

}
function che_kong_click() {
    if (document.getElementById("carc2_0").value == "请选择品牌") {
        alert("请选择品牌！");
        return false;
    }


    var url = "chexing.aspx?_lei=2&_name=" + escape(document.getElementById("carc2_0").value);
    window.open(url, "_blank")
}
function jxs_kong_click() {
    if (document.getElementById("jxsname").value == "经销商关键字搜索") {
        alert("请输入经销商关键字！");
        return false;
    }


    var url = "jxslist.aspx?_name=" + escape(document.getElementById("jxsname").value);
    window.open(url, "_blank")
}


//function che1() {
//    createXMLHttpRequest();
//    var url = "auto_chexing.aspx?lei=4&zhi=1";
//    XMLHttpReq.open("GET", url, true);
//    XMLHttpReq.onreadystatechange = che1_fh;
//    XMLHttpReq.send(null);
//}
//function che1_fh() {
//    if (XMLHttpReq.readyState == 4) {
//        if (XMLHttpReq.status == 200) {
//            che1_zhi(XMLHttpReq.responseXML.getElementsByTagName("res"));
//        } else {
//            window.alert("您所请求的页面有异常。");
//        }
//    }
//}
//function che1_zhi(zhi) {

//    document.getElementById("carc2_1").length = 0;
//    document.getElementById("carc2_1").options.add(new Option("请选择品牌", "请选择品牌"));

//    var size = zhi.length;
//    var txtNode;

//    for (var i = 0; i < size; i++) {
//        var nextNode = zhi[i].firstChild.data;
//        document.getElementById("carc2_1").options.add(new Option(nextNode, nextNode));
//    }

//}

function ck1(obj) {
    if (obj.length > 0) {
        createXMLHttpRequest();
        var url = "auto_chexing.aspx?lei=2&zhi=" + escape(obj);
        XMLHttpReq.open("GET", url, true);
        XMLHttpReq.onreadystatechange = ck1_fh;
        XMLHttpReq.send(null);
    }

}
function ck1_fh() {
    if (XMLHttpReq.readyState == 4) {
        if (XMLHttpReq.status == 200) {
            ck1_zhi(XMLHttpReq.responseXML.getElementsByTagName("res"));
        } else {
            window.alert("您所请求的页面有异常。");
        }
    }
}
function ck1_zhi(zhi) {

    document.getElementById("carc2_2").length = 0;
    document.getElementById("carc2_2").options.add(new Option("请选择系列", "请选择系列"));

    var size = zhi.length;
    var txtNode;

    for (var i = 0; i < size; i++) {
        var nextNode = zhi[i].firstChild.data;
        document.getElementById("carc2_2").options.add(new Option(nextNode, nextNode));
    }

}
function che1_kong_click() {
    if (document.getElementById("carc2_2").value == "请选择系列") {
        alert("请选择系列！");
        return false;
    }


    var url = "chexing.aspx?_lei=3&_name=" + escape(document.getElementById("carc2_2").value);
    window.open(url, "_blank")
}