private void btnQuery_Click(object sender, System.EventArgs e)
        {
            Session.Remove("QUERY");
            Session.Remove("toExcel");
            strBeginDate = Request.Form["txtBegin"].ToString();
            strEndDate   = Request.Form["txtEnd"].ToString();
            if (strBeginDate == "" || strEndDate == "" || strBeginDate == null || strEndDate == null)
            {
                this.SetErrorMsgPageBydir("时间不能为空,请重新选择时间!");
                return;
            }

            string strDeptID       = this.ddlDept.SelectedValue;
            string strProductType  = this.ddlProductType.SelectedValue;
            string strProductClass = this.ddlProductClass.SelectedValue;

            Hashtable htPara = new Hashtable();

            htPara.Add("strBeginDate", strBeginDate);
            htPara.Add("strEndDate", strEndDate);
            htPara.Add("strDeptID", strDeptID);
            htPara.Add("strProductType", strProductType);
            htPara.Add("strProductClass", strProductClass);

            Hashtable htapp   = (Hashtable)Application["appconf"];
            string    strcons = (string)htapp["cons"];

            StoBusi = new BusiComm.StorageBusi(strcons);
            try
            {
                DataTable dtout = StoBusi.GetStorageCheckLog(htPara);
                if (dtout == null)
                {
                    this.SetErrorMsgPageBy2dir("查询出错,请重试!");
                    return;
                }
                else
                {
                    dtout.TableName = "库存盘点日志";
                    DataTable dtexcel = dtout.Copy();
                    Session["QUERY"]   = dtout;
                    Session["toExcel"] = dtexcel;
                    if (dtout.Rows.Count <= 0)
                    {
                        btnExcel.Enabled = false;
                    }
                    else
                    {
                        btnExcel.Enabled = true;
                    }
                }

                UcPageView1.MyDataGrid.PageSize = 20;
                DataView dvOut = new DataView(dtout);
                this.UcPageView1.MyDataSource = dvOut;
                this.UcPageView1.BindGrid();
            }
            catch (Exception er)
            {
                this.clog.WriteLine(er);
                this.SetErrorMsgPageBy2dir("查询错误,请重试!");
                return;
            }
        }