JS调用webservice

 function RequestWebService() {
        var c = document.getElementById('UserName').value;
        var pwd = document.getElementById('UserPwd').value;
        var data;
        data = '<?xml version="1.0" encoding="utf-8"?>';
        data = data + '<soap12:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap12="http://www.w3.org/2003/05/soap-envelope">';
        data = data + '<soap12:Body>';
        data = data + '<UKLogin xmlns="http://123.k.tlsw.net/" >';
        data = data + '<UkNo>' + c;
        data = data + '</UkNo>';
        data = data + '<UkPwd>' + pwd;
        data = data + '</UkPwd>';
        data = data + "</UKLogin>";
        data = data + '</soap12:Body>';
        data = data + '</soap12:Envelope>';
        //创建异步对象 
        var xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
        xmlhttp.Open("POST", "http://192.168.3.66:8001/UKWebService.asmx", false);
        xmlhttp.SetRequestHeader("Content-Type", "application/soap+xml");
        xmlhttp.Send(data);

        var status = xmlhttp.status;
        if (status == 200) {
            var xmlData = xmlhttp.responseXML;
            var xmlDoc = new ActiveXObject("Microsoft.XMLDOM");
            xmlDoc.async = false;
            xmlDoc.loadXML(xmlhttp.responseText);
            xmlData = xmlDoc;
            var result = xmlData.text;
            //var result = xmlhttp.responseText;
            var aaa = decodeURIComponent(result);
            document.getElementById("data").innerHTML = aaa;
            var temp = eval('(' + aaa + ')');
        }

    }