protected void btnDelete_Click(object sender, EventArgs e) { ActivityBusinessLogic activityBusinessLogic = new ActivityBusinessLogic(); Activity activity = activityBusinessLogic.GetByID(Convert.ToInt32(HfDeleteID.Value)); activityBusinessLogic.Delete(activity); ScriptManager.RegisterClientScriptBlock(this, this.GetType(), "delHideModalScript", Util.GetScriptToHideModalDialog("deleteModal"), false); BindActivities(); }