$('#comzwcf').combobox({

            valueField: 'id',

            textField: 'text',

        });

        $.ajax({

            url: '/Provider/HandlerIrregularitiesType.ashx?method=list&type=政务处分',

            type: 'post',

            success: function (data) {

                if (data) {

                    var themecombo2 = [{ "id": "-1", "text": "请选择" }];

                    var reldata = eval(data);

                    for (var i = 0; i < reldata.length; i++) {

                        themecombo2.push({ "text": reldata[i].text, "id": reldata[i].id });

                    }

                    $("#comzwcf").combobox("loadData", themecombo2);

                }

            }

        });