protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e)
     {
         GridView1.EditIndex = e.NewEditIndex;
         BingGrid();
     }
     protected void GridView1_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)
     {
         GridView1.EditIndex = -1;
         BingGrid();
     }
     protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)
     {
         try
         {
             GridViewRow row = GridView1.Rows[e.RowIndex];
             string TXB_FORUMNAME = ((TextBox)row.FindControl("TXB_FORUMNAME")).Text.Trim().ToString();
             int TXB_ROOTFORUMID = Convert.ToInt16(((TextBox)row.FindControl("TXB_ROOTFORUMID")).Text.Trim());
             int TXB_ISDISPLAY = Convert.ToInt16(((TextBox)row.FindControl("TXB_ISDISPLAY")).Text.Trim());
             string TXB_MASTER = ((TextBox)row.FindControl("TXB_MASTER")).Text.ToString();
             int TXB_ISLOCK = Convert.ToInt16(((TextBox)row.FindControl("TXB_ISLOCK")).Text.Trim());
             int LB_FORUMID=Convert.ToInt16(((Label)row.FindControl("Label6")).Text);
             ForumBLL.Forum_Update_Name(TXB_FORUMNAME, TXB_ISDISPLAY, TXB_ROOTFORUMID, TXB_MASTER, TXB_ISLOCK, LB_FORUMID);
         }
         catch (Exception ex)
         {
             Response.Write(ex);
         }

         GridView1.EditIndex = -1;
         BingGrid();
     }