protected void btnDeleteItem_Click(object sender, EventArgs e) { int Id = Convert.ToInt32(hfNode.Value); BLL_LMS_Training.DEL_VESSEL_VIDEOS(Id, Convert.ToInt32(Session["USERID"])); string js = "hideModal('dvItem');"; ScriptManager.RegisterStartupScript(this, this.GetType(), "hideModalJS", js, true); }