diff --git a/SleepLib/session.cpp b/SleepLib/session.cpp
index 7d709bbb..05a1bffc 100644
--- a/SleepLib/session.cpp
+++ b/SleepLib/session.cpp
@@ -539,7 +539,7 @@ qint64 Session::last(ChannelID id)
     m_lastchan[id]=max;
     return max;
 }
-/*bool Session::channelExists(ChannelID id)
+bool Session::channelExists(ChannelID id)
 {
     if (s_events_loaded) {
         QHash<ChannelID,QVector<EventList *> >::iterator j=eventlist.find(id);
@@ -551,7 +551,7 @@ qint64 Session::last(ChannelID id)
             return false;
     }
     return true;
-}*/
+}
 
 int Session::count(ChannelID id)
 {
diff --git a/SleepLib/session.h b/SleepLib/session.h
index 9e389b7a..f81141e1 100644
--- a/SleepLib/session.h
+++ b/SleepLib/session.h
@@ -118,7 +118,7 @@ public:
 
     EventDataType percentile(ChannelID id,EventDataType percentile);
 
-    bool channelExists(QString name) { return (schema::channel.names.contains(name));}
+    bool channelExists(QString name);// { return (schema::channel.names.contains(name));}
 
     bool IsLoneSession() { return s_lonesession; }
     void SetLoneSession(bool b) { s_lonesession=b; }
diff --git a/daily.cpp b/daily.cpp
index c93d4789..504c8986 100644
--- a/daily.cpp
+++ b/daily.cpp
@@ -194,363 +194,6 @@ Daily::Daily(QWidget *parent,Profile * _profile,gGraphView * shared, MainWindow
     ui->calendar->setWeekdayTextFormat(Qt::Sunday, format);
 
     ui->tabWidget->setCurrentWidget(ui->details);
-
-
-/*    scrollArea=new MyScrollArea(ui->graphMainArea,this);
-=======
-    scrollArea=new MyScrollArea(ui->graphMainArea,this);
-    QPalette p;
-    p.setColor(QPalette::Window,Qt::white);
-    scrollArea->setPalette(p);
-    scrollArea->setBackgroundRole(QPalette::Window);
->>>>>>> 70c348c1e196c10bbd34b1ce73bce9dda7fdbd29
-    ui->graphLayout->addWidget(scrollArea,1);
-    ui->graphLayout->setSpacing(0);
-    ui->graphLayout->setMargin(0);
-    ui->graphLayout->setContentsMargins(0,0,0,0);
-    scrollArea->setWidgetResizable(true);
-    scrollArea->setAutoFillBackground(true);
-
-    GraphLayout=new QWidget(scrollArea);
-    GraphLayout->setAutoFillBackground(true);
-    GraphLayout->setPalette(p);
-    GraphLayout->setBackgroundRole(QPalette::Window);
-    scrollArea->setWidget(GraphLayout);
-
-    splitter=new QVBoxLayout(GraphLayout);
-    GraphLayout->setLayout(splitter);
-    splitter->setSpacing(0);
-    splitter->setMargin(0);
-    splitter->setContentsMargins(0,0,0,0);
-
-    //ui->splitter->layout();
-    //gSplitter(Qt::Vertical,ui->scrollArea);
-    //splitter->setStyleSheet("QSplitter::handle { background-color: 'light grey'; }");
-    //splitter->setHandleWidth(3);
-
-    scrollArea->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
-    scrollArea->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
-    //ui->scrollArea->setWidget(splitter);
-    //this->connect(ui->scrollArea,
-    //ui->graphSizer->addWidget(splitter);
-    //scrollArea->setAutoFillBackground(false);
-    //splitter->setAutoFillBackground(false);
-
-
-    //splitter->setMinimumHeight(1600);
-    //splitter->setMinimumWidth(600);
-
-    QWidget * parental=GraphLayout;
-    SF=new gGraphWindow(parental,tr("Event Flags"),shared);
-    FRW=new gGraphWindow(parental,tr("Flow Rate"),SF);
-    PRD=new gGraphWindow(parental,tr("Pressure"),SF);
-    //EXPR=new gGraphWindow(parental,tr("Exp. Pressure"),SF);
-    THPR=new gGraphWindow(parental,tr("Therapy Pressure"),SF);
-    LEAK=new gGraphWindow(parental,tr("Leaks"),SF);
-    MP=new gGraphWindow(parental,tr("Mask Pressure"),SF);
-    SNORE=new gGraphWindow(parental,tr("Snore"),SF);
-    FLG=new gGraphWindow(parental,tr("Flow Limitation"),SF);
-    MV=new gGraphWindow(parental,tr("Minute Ventilation"),SF);
-    TV=new gGraphWindow(parental,tr("Tidal Volume"),SF);
-    RR=new gGraphWindow(parental,tr("Respiratory Rate"),SF);
-    PTB=new gGraphWindow(parental,tr("Patient Trig Breaths"),SF);
-    RE=new gGraphWindow(parental,tr("Respiratory Event"),SF);
-    IE=new gGraphWindow(parental,tr("I:E"),SF);
-    TI=new gGraphWindow(parental,tr("Ti"),SF);
-    TE=new gGraphWindow(parental,tr("Te"),SF);
-    //OF=new gGraphWindow(parental,tr("Oxi-Flags"),SF);
-    INTPULSE=new gGraphWindow(parental,tr("Pulse"),SF); // Integrated Pulse
-    INTSPO2=new gGraphWindow(parental,tr("SPO2"),SF);   // Integrated Pulse
-    PULSE=new gGraphWindow(parental,tr("Pulse"),SF);
-    SPO2=new gGraphWindow(parental,tr("SPO2"),SF);
-    PLETHY=new gGraphWindow(parental,tr("Plethysomogram"),SF);
-
-    TAP=new gGraphWindow(NULL,"",(QGLWidget* )NULL);
-    TAP_EAP=new gGraphWindow(NULL,"",(QGLWidget* )NULL);
-    TAP_IAP=new gGraphWindow(NULL,"",(QGLWidget* )NULL);
-    G_AHI=new gGraphWindow(NULL,"",(QGLWidget* )NULL); */
-
-    /*QGLFormat fmt;
-    fmt.setDepth(false);
-    fmt.setDirectRendering(false);
-    fmt.setAlpha(true);
-    fmt.setDoubleBuffer(false);
-    fmt.setRgba(true);
-    //fmt.setDefaultFormat(fmt);
-    offscreen_context=new QGLContext(fmt); */
-
-    /*SF->SetLeftMargin(SF->GetLeftMargin()+gYAxis::Margin);
-    SF->SetBlockZoom(true);
-    SF->AddLayer(new gXAxis());
-    SF->setMinimumHeight(min_height);
-
-    fg=new gFlagsGroup();
-    fg->AddLayer((new gFlagsLine(CPAP_CSR,QColor("light green"),"CSR",false,FT_Span)));
-    fg->AddLayer((new gFlagsLine(CPAP_ClearAirway,QColor("purple"),"CA",true)));
-    fg->AddLayer((new gFlagsLine(CPAP_Obstructive,QColor("#40c0ff"),"OA",true)));
-    fg->AddLayer((new gFlagsLine(CPAP_Apnea,QColor("dark green"),"A")));
-    fg->AddLayer((new gFlagsLine(CPAP_Hypopnea,QColor("blue"),"H",true)));
-    fg->AddLayer((new gFlagsLine(CPAP_FlowLimit,QColor("black"),"FL")));
-    fg->AddLayer((new gFlagsLine(CPAP_RERA,QColor("gold"),"RE")));
-    fg->AddLayer((new gFlagsLine(CPAP_VSnore,QColor("red"),"VS")));
-    //fg->AddLayer(AddCPAP(new gFlagsLine(flags[8],QColor("dark green"),"U0E")));
-    //fg->AddLayer(AddCPAP(new gFlagsLine(flags[10],QColor("red"),"VS2"));
-
-    SF->AddLayer(AddCPAP(fg));
-    // SF Foobar must go last
-    SF->AddLayer(new gFooBar(10,QColor("orange"),QColor("dark grey"),true));
-
-
-    bool square=true;
-    PRD->AddLayer(new gXAxis());
-    PRD->AddLayer(new gYAxis());
-    PRD->AddLayer(AddCPAP(pressure=new gLineChart(CPAP_Pressure,QColor("dark green"),square)));
-    PRD->AddLayer(AddCPAP(epap=new gLineChart(CPAP_EPAP,Qt::blue,square)));
-    PRD->AddLayer(AddCPAP(ipap=new gLineChart(CPAP_IPAP,Qt::red,square)));
-    PRD->setMinimumHeight(min_height);
-
-    THPR->AddLayer(new gXAxis());
-    THPR->AddLayer(new gYAxis());
-    THPR->AddLayer(AddCPAP(new gLineChart(CPAP_TherapyPressure,QColor("dark green"),square)));
-    THPR->AddLayer(AddCPAP(new gLineChart(CPAP_ExpiratoryPressure,QColor("dark blue"),square)));
-    THPR->setMinimumHeight(min_height);
-
-    //EXPR->AddLayer(new gXAxis());
-    //EXPR->AddLayer(new gYAxis());
-    //EXPR->setMinimumHeight(min_height);
-
-
-    LEAK->AddLayer(new gXAxis());
-    LEAK->AddLayer(new gYAxis());
-    //LEAK->AddLayer(new gFooBar());
-    LEAK->AddLayer(AddCPAP(new gLineChart(CPAP_Leak,QColor("purple"),true)));
-
-    LEAK->setMinimumHeight(min_height);
-
-
-    MP->AddLayer(new gYAxis());
-    MP->AddLayer(new gXAxis());
-    gLineChart *g=new gLineChart(CPAP_MaskPressure,Qt::blue,false);
-    AddCPAP(g);
-    g->ReportEmpty(true);
-    MP->AddLayer(g);
-    //MP->AddLayer(AddCPAP(new gLineChart(CPAP_EPAP,Qt::yellow,square)));
-    //MP->AddLayer(AddCPAP(new gLineChart(CPAP_IPAP,Qt::red,square)));
-    MP->setMinimumHeight(min_height);
-
-    //FRW->AddLayer(new gFooBar());
-    FRW->AddLayer(new gYAxis());
-    FRW->AddLayer(new gXAxis());
-    FRW->AddLayer(AddCPAP(new gLineOverlayBar(CPAP_CSR,QColor("light green"),"CSR",FT_Span)));
-    g=new gLineChart(CPAP_FlowRate,Qt::black,false);
-    g->ReportEmpty(true);
-    AddCPAP(g);
-    FRW->AddLayer(g);
-    FRW->AddLayer(AddCPAP(new gLineOverlayBar(CPAP_CSR,QColor("light green"),"CSR",FT_Span)));
-    FRW->AddLayer(AddCPAP(new gLineOverlayBar(CPAP_Hypopnea,QColor("blue"),"H")));
-    FRW->AddLayer(AddCPAP(new gLineOverlayBar(CPAP_PressurePulse,QColor("red"),"PR",FT_Dot)));
-    //FRW->AddLayer(AddCPAP(new gLineOverlayBar(CPAP_Pressure,QColor("white"),"P",FT_Dot)));
-    FRW->AddLayer(AddCPAP(new gLineOverlayBar(PRS1_Unknown0B,QColor("blue"),"0B",FT_Dot)));
-    FRW->AddLayer(AddCPAP(new gLineOverlayBar(PRS1_Unknown10,QColor("orange"),"10",FT_Dot)));
-    FRW->AddLayer(AddCPAP(new gLineOverlayBar(PRS1_Unknown0E,QColor("yellow"),"0E",FT_Dot)));
-    FRW->AddLayer(AddCPAP(new gLineOverlayBar(CPAP_RERA,QColor("gold"),"RE")));
-    //FRW->AddLayer(AddCPAP(new gLineOverlayBar(CPAP_Unknown0E,QColor("dark green"),"U0E")));
-    FRW->AddLayer(AddCPAP(new gLineOverlayBar(CPAP_Apnea,QColor("dark green"),"A")));
-    FRW->AddLayer(AddCPAP(new gLineOverlayBar(CPAP_VSnore,QColor("red"),"VS")));
-    FRW->AddLayer(AddCPAP(new gLineOverlayBar(CPAP_FlowLimit,QColor("black"),"FL")));
-    FRW->AddLayer(AddCPAP(new gLineOverlayBar(CPAP_Obstructive,QColor("#40c0ff"),"OA")));
-    FRW->AddLayer(AddCPAP(new gLineOverlayBar(CPAP_ClearAirway,QColor("purple"),"CA")));
-
-    FRW->setMinimumHeight(min_height);
-
-    SNORE->AddLayer(new gXAxis());
-    SNORE->AddLayer(new gYAxis());
-    SNORE->AddLayer(AddCPAP(new gLineChart(CPAP_Snore,Qt::black,true)));
-    SNORE->setMinimumHeight(min_height);
-
-    FLG->AddLayer(new gXAxis());
-    FLG->AddLayer(new gYAxis());
-    FLG->AddLayer(AddCPAP(new gLineChart(CPAP_FlowLimitGraph,Qt::black,true)));
-    FLG->setMinimumHeight(min_height);
-
-    MV->AddLayer(new gXAxis());
-    MV->AddLayer(new gYAxis());
-    MV->AddLayer(AddCPAP(new gLineChart(CPAP_MinuteVentilation,QColor(0x20,0x20,0x7f),true)));
-    MV->setMinimumHeight(min_height);
-
-    TV->AddLayer(new gXAxis());
-    TV->AddLayer(new gYAxis());
-    TV->AddLayer(AddCPAP(new gLineChart(CPAP_TidalVolume,QColor(0x7f,0x20,0x20),true)));
-    TV->setMinimumHeight(min_height);
-
-    RR->AddLayer(new gXAxis());
-    RR->AddLayer(new gYAxis());
-    RR->AddLayer(AddCPAP(new gLineChart(CPAP_RespiratoryRate,Qt::gray,true)));
-    RR->setMinimumHeight(min_height);
-
-    RE->AddLayer(new gXAxis());
-    RE->AddLayer(new gYAxis());
-    RE->AddLayer(AddCPAP(new gLineChart(CPAP_RespiratoryEvent,Qt::darkYellow,false)));
-    RE->setMinimumHeight(min_height);
-
-    IE->AddLayer(new gXAxis());
-    IE->AddLayer(new gYAxis());
-    IE->AddLayer(AddCPAP(new gLineChart(CPAP_IE,Qt::darkMagenta,false)));
-    IE->setMinimumHeight(min_height);
-
-    TE->AddLayer(new gXAxis());
-    TE->AddLayer(new gYAxis());
-    TE->AddLayer(AddCPAP(new gLineChart(CPAP_Te,Qt::darkBlue,false)));
-    TE->setMinimumHeight(min_height);
-
-    TI->AddLayer(new gXAxis());
-    TI->AddLayer(new gYAxis());
-    TI->AddLayer(AddCPAP(new gLineChart(CPAP_Ti,Qt::darkRed,false)));
-    TI->setMinimumHeight(min_height);
-
-
-
-    PTB->AddLayer(new gXAxis());
-    PTB->AddLayer(new gYAxis());
-    PTB->AddLayer(AddCPAP(new gLineChart(CPAP_PatientTriggeredBreaths,Qt::gray,true)));
-    PTB->setMinimumHeight(min_height);
-
-    INTPULSE->AddLayer(new gXAxis());
-    INTPULSE->AddLayer(new gYAxis());
-    INTPULSE->AddLayer(AddCPAP(new gLineChart(CPAP_Pulse,Qt::red,true)));
-    INTPULSE->setMinimumHeight(min_height);
-
-    INTSPO2->AddLayer(new gXAxis());
-    INTSPO2->AddLayer(new gYAxis());
-    INTSPO2->AddLayer(AddCPAP(new gLineChart(CPAP_SPO2,Qt::blue,true)));
-    INTSPO2->setMinimumHeight(min_height);
-
-    PLETHY->AddLayer(new gXAxis());
-    PLETHY->AddLayer(new gYAxis());
-    PLETHY->AddLayer(AddOXI(new gLineChart(OXI_Plethysomogram,Qt::darkCyan,true)));
-    PLETHY->setMinimumHeight(min_height);
-
-    PULSE->AddLayer(new gXAxis());
-    PULSE->AddLayer(new gYAxis());
-    PULSE->AddLayer(AddOXI(new gLineChart(OXI_Pulse,Qt::red,true)));
-    PULSE->AddLayer(AddOXI(new gLineOverlayBar(OXI_PulseChange,Qt::green,"PC",FT_Bar)));
-    PULSE->setMinimumHeight(min_height);
-
-    SPO2->AddLayer(new gXAxis());
-    SPO2->AddLayer(new gYAxis());
-    SPO2->AddLayer(AddOXI(new gLineChart(OXI_SPO2,Qt::blue,true)));
-    SPO2->AddLayer(AddOXI(new gLineOverlayBar(OXI_SPO2Drop,Qt::red,"SC",FT_Bar)));
-    SPO2->setMinimumHeight(min_height); */
-
-    /*fg=new gFlagsGroup();
-    fg->AddLayer(AddOXI(new gFlagsLine(OXI_PulseChange,QColor("orange"),"PUL",true)));
-    fg->AddLayer(AddOXI(new gFlagsLine(OXI_SPO2Change,QColor("gray"),"SP",true)));
-    OF->AddLayer(fg);
-    OF->AddLayer(new gFooBar(10,QColor("orange"),QColor("dark grey"),true));
-    OF->SetLeftMargin(SF->GetLeftMargin()+gYAxis::Margin);
-    OF->SetBlockZoom(true);
-    OF->AddLayer(new gXAxis());
-    OF->setMinimumHeight(min_height); */
-
-    // SPO2->AddLayer(new gFooBar());
-//    SPO2->setMinimumHeight(min_height);
-//    SPO2->LinkZoom(PULSE);
-//    PULSE->LinkZoom(SPO2);
-//    SPO2->hide();
-//    PULSE->hide();
-
-    /*gSegmentChart *seg;
-
-    TAP_EAP->SetMargins(0,0,0,0);
-    TAP_EAP->AddLayer(AddCPAP(seg=new gTAPGraph(CPAP_EPAP)));
-
-    TAP_EAP->hide();
-    TAP_EAP->SetGradientBackground(false);
-
-    TAP_IAP->SetMargins(0,0,0,0);
-    TAP_IAP->AddLayer(AddCPAP(seg=new gTAPGraph(CPAP_IPAP)));
-    TAP_IAP->hide();
-    TAP_IAP->SetGradientBackground(false);
-
-    TAP->SetMargins(0,0,0,0);
-    TAP->AddLayer(AddCPAP(seg=new gTAPGraph(CPAP_Pressure,GST_CandleStick)));
-    TAP->hide();
-    TAP->SetGradientBackground(false);
-
-    G_AHI->SetGradientBackground(false);
-    G_AHI->hide();
-
-
-    splitter->addWidget(NoData);
-    //int i=splitter->indexOf(NoData);
-    splitter->setStretchFactor(NoData,1);
-
-    gGraphWindow * graphs[]={SF,FRW,MP,RE,MV,TV,PTB,RR,IE,TE,TI,PRD,THPR,LEAK,FLG,SNORE,INTPULSE,INTSPO2};
-    int ss=sizeof(graphs)/sizeof(gGraphWindow *);
-
-    for (int i=0;i<ss;i++) {
-        AddGraph(graphs[i]);
-        //int j=splitter->indexOf(graphs[i]);
-        splitter->setStretchFactor(graphs[i],1);
-        //splitter->setAlignment(graphs[i],Qt::AlignTop);
-        for (int j=0;j<ss;j++) {
-            if (graphs[i]!=graphs[j]) {
-                graphs[i]->LinkZoom(graphs[j]);
-            }
-        }
-    }
-
-    //AddGraph(OF);
-    AddGraph(PULSE);
-    AddGraph(SPO2);
-    AddGraph(PLETHY);
-
-    //SPO2->LinkZoom(OF);
-    //PULSE->LinkZoom(OF);
-    SPO2->LinkZoom(PULSE);
-    SPO2->LinkZoom(PLETHY);
-    PULSE->LinkZoom(SPO2);
-    PULSE->LinkZoom(PLETHY);
-    PLETHY->LinkZoom(PULSE);
-    PLETHY->LinkZoom(SPO2);
-    //OF->LinkZoom(PULSE);
-    //OF->LinkZoom(SPO2);
-
-    //  AddGraph(SPO2);
-    spacer=new gGraphWindow(scrollArea,"",SF);
-    spacer->setMinimumHeight(1);
-    spacer->setMaximumHeight(1);
-    splitter->addWidget(spacer);
-    //i=splitter->indexOf(spacer);
-    //splitter->setStretchFactor(i,1);
-    //i=splitter->indexOf(FRW);
-    //splitter->setStretchFactor(i,15);
-
-
-    //splitter->refresh();
-
-    //splitter->setChildrenCollapsible(false);  // We set this per widget..
-    //splitter->setCollapsible(splitter->indexOf(SF),false);
-    //splitter->setStretchFactor(splitter->indexOf(SF),0);
-
-    //splitter_sizes=splitter->sizes();
-    //splitter->layout();
-    //splitter->update();
-
-
-
-    if (mainwin) {
-        show_graph_menu=mainwin->CreateMenu("Graphs");
-        show_graph_menu->clear();
-        for (int i=0;i<Graphs.size();i++) {
-            QAction * action=show_graph_menu->addAction(Graphs[i]->Title(),NULL,NULL,0);
-            action->setCheckable(true);
-            action->setChecked(true);
-            connect(action, SIGNAL(triggered()), this, SLOT(ShowHideGraphs()));
-            GraphAction.push_back(action);
-        }
-
-    } else show_graph_menu=NULL; */
  }
 
 Daily::~Daily()
diff --git a/docs/channels.xml b/docs/channels.xml
index f5b0fede..83dc0b10 100644
--- a/docs/channels.xml
+++ b/docs/channels.xml
@@ -36,7 +36,7 @@ One id code per item
   <channel id="0x1109" class="data" name="I:E" details="Inspiratory:Expiratory" label="I:E" unit="ratio" color="dark red"/>
   <channel id="0x110a" class="data" name="Te" details="Te" label="Te" unit="" color="dark green"/>
   <channel id="0x110b" class="data" name="Ti" details="Ti" label="Ti" unit="" color="dark blue"/>
-  <channel id="0x110c" class="data" name="Pressure" details="Pressure" label="P" unit="cmH20" color="dark green"/>
+  <channel id="0x110c" class="data" name="Pressure" details="Pressure" label="Pressure" unit="cmH20" color="dark green"/>
   <channel id="0x110d" class="data" name="IPAP" details="Inspiratory Pressure" label="IPAP" unit="cmH20" color="orange"/>
   <channel id="0x110e" class="data" name="EPAP" details="Expiratory Pressure" label="EPAP" unit="cmH20" color="light blue"/>
   <channel id="0x110f" class="data" name="PS" details="Pressure Support" label="PS" unit="cmH20" color="dark blue"/>