//检索
    protected void Button1_Sh(object sender, EventArgs e)
    {
        string condition = GetCondition();

        BindGridview_OAInfo(condition);
        Panel_OAInfo.Visible = true;
        UpdatePanel_OAInfo.Update();
    }
 //重置
 protected void Button3_Reset(object sender, EventArgs e)
 {
     TextBox1.Text        = "";
     TextBox2.Text        = "";
     TextBox_SPTime2.Text = "";
     TextBox_SPTime3.Text = "";
     foreach (Control ct in Panel_OASearch.Controls)
     {
         if (ct.GetType().ToString().Equals("System.Web.UI.WebControls.CheckBoxList"))
         {
             CheckBoxList cb = (CheckBoxList)ct;
             cb.DataSource     = pd.SelectPMPMaterial("").Tables[0];
             cb.DataTextField  = "IMMT_MaterialType"; //绑定的字段名
             cb.DataValueField = "IMMT_MaterialType"; //绑定的值
             cb.DataBind();
         }
     }
     Panel_OASearch.Visible = true;
     Panel_OAInfo.Visible   = false;
     UpdatePanel_OAInfo.Update();
 }