ajax 异步请求webservice(XML格式)

function callAjaxWebservice(){

				alert("call ajax");

                 try {

                     $.ajax({

                         type: "POST",  //访问WebService使用post方式请求

                         contentType: "text/xml;utf-8",//使用的xml格式的

                         url: "http://192.168.6.176:8899/arch/entry/services/CheckLogin", //调用WebService的地址和方法名称组合

                         data: getPostData(),  //这里是要传递的参数

                         dataType: "xml",  //参数类型为xml

                         success: function (result) {

                             alert("call succ:"+result);

                         },

                         error: function(res,err){

                         	alert("call failed:"+res.responseText);

                         }

                     })

                 }

                 catch (ex) {

                     alert(ex);

                 }

}

function getPostData(){

	var data="<soapenv:Envelope xmlns:soapenv=\"http://schemas.xmlsoap.org/soap/envelope/\" xmlns:ser=\"http://service.checklogin.assetpda.business/\">"+

		  "<soapenv:Header/>" +

		  "<soapenv:Body>"  +

		      "<ser:validUser>" +

		         "<arg0>wu</arg0><arg1>1234</arg1>" +

		       "</ser:validUser>" +

		   "</soapenv:Body>" +

		  "</soapenv:Envelope>";

	return data;

}