public void GetRoomAmenityDetails() // needs to be set from caller page
 {
     Accomodation_ID             = new Guid(Request.QueryString["Hotel_Id"]);
     grdRoomAmenities.DataSource = AccSvc.GetRoomFacilitiesDetails(Accomodation_ID, Accommodation_RoomInfo_Id, Guid.Empty);
     grdRoomAmenities.DataBind();
     //
 }