protected void LastChangeSink(CpRenderingControl sender, string LC)
        {
            if (LC == "")
            {
                return;
            }
            if (LC.Substring(0, 1) != "<")
            {
                LC = UPnPStringFormatter.UnEscapeString(LC);
            }
            if (LC.Substring(0, 1) != "<")
            {
                LC = UPnPStringFormatter.UnEscapeString(LC);
            }


            /*
             * if(LC.StartsWith("<?")==true)
             * {
             *      int dx = LC.IndexOf(">");
             *      LC = LC.Substring(0,dx+1) + "<MYROOT>" + LC.Substring(dx+1) + "</MYROOT>";
             * }
             * else
             * {
             *      LC = "<MYROOT>" + LC + "</MYROOT>";
             * }*/

            StringReader  MyString = new StringReader(LC);
            XmlTextReader XMLDoc   = new XmlTextReader(MyString);

            Hashtable T = new Hashtable();

            int    ID        = -1;
            string VarName   = "";
            string VarValue  = "";
            string AttrName  = "";
            string AttrValue = "";

            XMLDoc.Read();
            XMLDoc.MoveToContent();

            XMLDoc.Read();
            XMLDoc.MoveToContent();

            while ((XMLDoc.LocalName != "Event") && (XMLDoc.EOF == false))
            {
                // At Start, should be InstanceID
                if (XMLDoc.LocalName == "InstanceID")
                {
                    XMLDoc.MoveToAttribute("val");
                    ID = int.Parse(XMLDoc.GetAttribute("val"));
                    if (T.ContainsKey(ID) == false)
                    {
                        T[ID] = new Hashtable();
                    }
                    XMLDoc.MoveToContent();

                    XMLDoc.Read();
                    XMLDoc.MoveToContent();

                    while (XMLDoc.LocalName != "InstanceID")
                    {
                        VarName   = XMLDoc.LocalName;
                        VarValue  = "";
                        AttrName  = "";
                        AttrValue = "";

                        for (int a_idx = 0; a_idx < XMLDoc.AttributeCount; ++a_idx)
                        {
                            XMLDoc.MoveToAttribute(a_idx);
                            if (XMLDoc.LocalName == "val")
                            {
                                VarValue = XMLDoc.GetAttribute(a_idx);
                            }
                            else
                            {
                                AttrName  = XMLDoc.LocalName;
                                AttrValue = XMLDoc.GetAttribute(a_idx);
                            }
                        }

                        XMLDoc.MoveToContent();

                        if (AttrName == "")
                        {
                            ((Hashtable)T[ID])[VarName] = VarValue;
                        }
                        else
                        {
                            if (((Hashtable)T[ID]).ContainsKey(VarName) == false)
                            {
                                ((Hashtable)T[ID])[VarName] = new Hashtable();
                            }
                            if (((Hashtable)((Hashtable)T[ID])[VarName]).ContainsKey(AttrName) == false)
                            {
                                ((Hashtable)((Hashtable)T[ID])[VarName])[AttrName] = new Hashtable();
                            }
                            ((Hashtable)((Hashtable)((Hashtable)T[ID])[VarName])[AttrName])[AttrValue] = VarValue;
                        }
                        XMLDoc.Read();
                        XMLDoc.MoveToContent();
                    }
                }
                else
                {
                    XMLDoc.Skip();
                }
                XMLDoc.Read();
                XMLDoc.MoveToContent();
            }

            XMLDoc.Close();


            IDictionaryEnumerator inEn = T.GetEnumerator();
            IDictionaryEnumerator EvEn;
            Hashtable             TT;

            while (inEn.MoveNext())
            {
                if ((int)inEn.Key == InstanceID)
                {
                    TT   = (Hashtable)inEn.Value;
                    EvEn = TT.GetEnumerator();
                    while (EvEn.MoveNext())
                    {
                        switch ((string)EvEn.Key)
                        {
                        case "Mute":
                            if (EvEn.Value.GetType().FullName == "System.String")
                            {
                                MuteByChannel["MASTER"] = (bool)UPnPService.CreateObjectInstance(typeof(bool), (string)EvEn.Value);
                            }
                            else
                            {
                                IDictionaryEnumerator E2 = ((Hashtable)EvEn.Value).GetEnumerator();
                                while (E2.MoveNext())
                                {
                                    IDictionaryEnumerator E3 = ((Hashtable)((Hashtable)E2.Value)).GetEnumerator();
                                    while (E3.MoveNext())
                                    {
                                        MuteByChannel[E3.Key.ToString()] = (bool)UPnPService.CreateObjectInstance(typeof(bool), E3.Value.ToString());
                                    }
                                }
                            }

                            if (OnMuteChanged != null)
                            {
                                OnMuteChanged(this);
                            }
                            break;

                        case "Volume":
                            if (EvEn.Value.GetType().FullName == "System.String")
                            {
                                VolumeByChannel["MASTER"] = UInt16.Parse((string)EvEn.Value);
                            }
                            else
                            {
                                IDictionaryEnumerator E2 = ((Hashtable)EvEn.Value).GetEnumerator();
                                while (E2.MoveNext())
                                {
                                    IDictionaryEnumerator E3 = ((Hashtable)((Hashtable)E2.Value)).GetEnumerator();
                                    while (E3.MoveNext())
                                    {
                                        VolumeByChannel[E3.Key.ToString()] = UInt16.Parse(E3.Value.ToString());
                                    }
                                }
                            }
                            //_Volume = UInt16.Parse((string)EvEn.Value);
                            if (OnVolumeChanged != null)
                            {
                                OnVolumeChanged(this);
                            }
                            break;
                        }
                    }
                }
            }
        }
        protected void LastChangeSink(CpAVTransport sender, string LC)
        {
            if (LC == "")
            {
                return;
            }
            //LC = UPnPStringFormatter.UnEscapeString(LC);
            if (LC.Substring(0, 1) != "<")
            {
                LC = UPnPStringFormatter.UnEscapeString(LC);
            }
            if (LC.Substring(0, 1) != "<")
            {
                LC = UPnPStringFormatter.UnEscapeString(LC);
            }

            StringReader  MyString = new StringReader(LC);
            XmlTextReader XMLDoc   = new XmlTextReader(MyString);

            Hashtable T = new Hashtable();

            int    ID        = -1;
            string VarName   = "";
            string VarValue  = "";
            string AttrName  = "";
            string AttrValue = "";

            XMLDoc.Read();
            XMLDoc.MoveToContent();

            XMLDoc.Read();
            XMLDoc.MoveToContent();

            while ((XMLDoc.LocalName != "Event") && (XMLDoc.EOF == false))
            {
                // At Start, should be InstanceID
                if (XMLDoc.LocalName == "InstanceID")
                {
                    XMLDoc.MoveToAttribute("val");
                    ID = int.Parse(XMLDoc.GetAttribute("val"));
                    if (T.ContainsKey(ID) == false)
                    {
                        T[ID] = new Hashtable();
                    }
                    XMLDoc.MoveToContent();

                    XMLDoc.Read();
                    XMLDoc.MoveToContent();

                    while (XMLDoc.LocalName != "InstanceID")
                    {
                        if (XMLDoc.IsStartElement() == true)
                        {
                            VarName   = XMLDoc.LocalName;
                            VarValue  = "";
                            AttrName  = "";
                            AttrValue = "";

                            for (int a_idx = 0; a_idx < XMLDoc.AttributeCount; ++a_idx)
                            {
                                XMLDoc.MoveToAttribute(a_idx);
                                if (XMLDoc.LocalName == "val")
                                {
                                    VarValue = UPnPStringFormatter.UnEscapeString(XMLDoc.GetAttribute(a_idx));
                                }
                                else
                                {
                                    AttrName  = XMLDoc.LocalName;
                                    AttrValue = XMLDoc.GetAttribute(a_idx);
                                }
                            }

                            XMLDoc.MoveToContent();

                            if (AttrName == "")
                            {
                                ((Hashtable)T[ID])[VarName] = VarValue;
                            }
                            else
                            {
                                if (((Hashtable)T[ID]).ContainsKey(VarName) == false)
                                {
                                    ((Hashtable)T[ID])[VarName] = new Hashtable();
                                }
                                if (((Hashtable)((Hashtable)T[ID])[VarName]).ContainsKey(AttrName) == false)
                                {
                                    ((Hashtable)((Hashtable)T[ID])[VarName])[AttrName] = new Hashtable();
                                }
                                ((Hashtable)((Hashtable)((Hashtable)T[ID])[VarName])[AttrName])[AttrValue] = VarValue;
                            }
                        }
                        XMLDoc.Read();
                        XMLDoc.MoveToContent();
                    }
                }
                else
                {
                    XMLDoc.Skip();
                }
                XMLDoc.Read();
                XMLDoc.MoveToContent();
            }

            XMLDoc.Close();


            IDictionaryEnumerator inEn = T.GetEnumerator();
            IDictionaryEnumerator EvEn;
            Hashtable             TT;
            string TempString;
            DText  TempParser = new DText();

            while (inEn.MoveNext())
            {
                if (inEn.Key.ToString() == InstanceID)
                {
                    TT   = (Hashtable)inEn.Value;
                    EvEn = TT.GetEnumerator();
                    while (EvEn.MoveNext())
                    {
                        switch ((string)EvEn.Key)
                        {
                        case "AVTransportURI":
                            _AVTransportURI = (string)EvEn.Value;
                            if (OnAVTransportURIChanged != null)
                            {
                                OnAVTransportURIChanged(this);
                            }
                            break;

                        case "TransportState":
                            _PlayState = (string)EvEn.Value;
                            if (OnPlayStateChanged != null)
                            {
                                OnPlayStateChanged(this);
                            }
                            break;

                        case "CurrentTrackDuration":
                            TempString          = (string)EvEn.Value;
                            TempParser.ATTRMARK = ":";
                            TempParser[0]       = TempString;
                            try
                            {
                                this._CurrentDuration = new TimeSpan(int.Parse(TempParser[1]), int.Parse(TempParser[2]), int.Parse(TempParser[3]));
                            }
                            catch (Exception)
                            {}
                            if (this.OnCurrentPositionChanged != null)
                            {
                                this.OnCurrentPositionChanged(this);
                            }
                            break;

                        case "RelativeTimePosition":
                            TempString            = (string)EvEn.Value;
                            TempParser.ATTRMARK   = ":";
                            TempParser[0]         = TempString;
                            this._CurrentPosition = new TimeSpan(int.Parse(TempParser[1]), int.Parse(TempParser[2]), int.Parse(TempParser[3]));
                            if (this.OnCurrentPositionChanged != null)
                            {
                                this.OnCurrentPositionChanged(this);
                            }
                            break;

                        case "NumberOfTracks":
                            try
                            {
                                _NumberOfTracks = UInt32.Parse((string)EvEn.Value);
                                if (OnNumberOfTracksChanged != null)
                                {
                                    OnNumberOfTracksChanged(this);
                                }
                            }
                            catch (Exception)
                            {}
                            break;

                        case "CurrentTrack":
                            try
                            {
                                _CurrentTrack = UInt32.Parse((string)EvEn.Value);
                                if (OnCurrentTrackChanged != null)
                                {
                                    OnCurrentTrackChanged(this);
                                }
                            }
                            catch (Exception)
                            {}
                            break;

                        case "CurrentTrackURI":
                            _TrackURI = (string)EvEn.Value;
                            if (OnTrackURIChanged != null)
                            {
                                OnTrackURIChanged(this);
                            }
                            break;

                        case "TransportStatus":
                            _TransportStatus = (string)EvEn.Value;
                            if (OnTransportStatusChanged != null)
                            {
                                OnTransportStatusChanged(this);
                            }
                            break;

                        case "AVTransportURIMetaData":
                            _AVTransportMetaData = (string)EvEn.Value;
                            if (this.OnCurrentURIMetaDataChanged != null)
                            {
                                OnCurrentURIMetaDataChanged(this);
                            }
                            break;

                        case "CurrentPlayMode":
                            _CurrentPlayMode = (string)EvEn.Value;
                            if (this.OnCurrentPlayModeChanged != null)
                            {
                                OnCurrentPlayModeChanged(this);
                            }
                            break;
                        }
                    }
                }
            }
        }