jquery问题求解答sssss

function queryPkManagerInfo(){
 var jsonpkinfo = $.toJSON($('#forms').serializeObject());

 var maskno=showLoader();
 jQuery.ajax({
 type : 'POST',
 contentType : 'application/json',
 url : 'queryAllPKManagerInfo',
 data : jsonpkinfo,
 dataType : 'json',
 success : function(data) {
 hideLoader(maskno);
 if(data.data.length==0){
 $("#searchResult .searchResult-nodata").css({"display":"block"});
 $("#searchResult").addClass("searchResult");
 $("#pkmanager_info").datagrid({closed:true});
 }else{
 $("#searchResult .searchResult-nodata").css({"display":"none"});
 $("#searchResult").removeClass("searchResult");
 $('#pkmanager_info').datagrid({loadFilter:pagerFilter,closed:false}).datagrid('loadData', data.data);
 }
        },
        error : function(data) {
            hideLoader(maskno);
             alert("error");
        }
    });  
}