//------------------------------------------------------------------------------------------
        //--------------    Commands    -------------------------------------------------------------
        //-------------------------------------------------------------------------------------------


        // Execute the "RefreshData" command
        public void RefreshData()
        {
            Latitude  = "5.728043";
            Longitude = "45.184320";
            Distance  = "500";
            Data.Clear();
            LinesToDisplay.Clear();
        }
        // Executes the "Display Transport" command
        public void DisplayTransportMessage()
        {
            //clear the list
            LinesToDisplay.Clear();
            //instanciate sendrequest
            if (IsOnline)
            {
                SendRequest = new SendRequestOnLine();
            }
            else
            {
                SendRequest = new SendRequestOffLine();
            };
            // getData
            GetLinesNearDescription getData = new GetLinesNearDescription(SendRequest, coordonates.Latitude, coordonates.Longitude, coordonates.Distance);

            Data = getData.LinesNearDescription;
            SetLinesToDisplay(Data);
        }