function exportExcel() {

        var merchantName = $('#merchantName').val();

        var merchantNo = $('#merchantNo').val();

        var orderNo = $('#orderNo').val();

        var phone = $('#phone').val();

        var orderStatus = $('#orderStatusCombobox').combobox('getValue');

        var paidStatus = $('#hasPaidCombobox').combobox('getValue');

        var refundStatus = $('#hasRefundCombobox').combobox('getValue');

        var firstDealStatus = $('#firstDealCombobox').datebox('getValue');

        var createDateFrom = $('#createDateFrom').datebox('getValue');

        var createDateTo = $('#createDateTo').datebox('getValue');

        var opts = $('#orderDetailGrid').datagrid('options');

        var params = {

            merchantName: merchantName,

            merchantNo: merchantNo,

            orderNo: orderNo,

            phone: phone,

            orderStatus: orderStatus,

            paidStatus: paidStatus,

            refundStatus: refundStatus,

            firstDealStatus: firstDealStatus,

            createDateFrom: createDateFrom,

            createDateTo: createDateTo,

            page: opts.pageNumber,

            rows: opts.pageSize

        };

        $("body").append("<form></form>");

        $("body").find("form").attr("action", '/yami/backend/order.exportOrderDetails.do');

        $("body").find("form").attr("method", "post");

        $("body").find("form").attr("style", "display:none");

        $.each(params, function (k, v) {

            $("body").find("form").append("<input type='text' name='" + k + "' value = '" + v + "'></input>");

        });

        $("body").find("form").submit();

    }