diff --git a/Graphs/gYAxis.cpp b/Graphs/gYAxis.cpp
index 489360f6..4de86d79 100644
--- a/Graphs/gYAxis.cpp
+++ b/Graphs/gYAxis.cpp
@@ -23,8 +23,8 @@ gYAxis::~gYAxis()
 }
 void gYAxis::Plot(gGraphWindow &w,float scrx,float scry)
 {
-    static QColor DARK_GREY(0xb8,0xb8,0xb8,0xa0);
-    static QColor LIGHT_GREY(0xd8,0xd8,0xd8,0xa0);
+    static QColor DARK_GREY(0xc0,0xc0,0xc0,0x80);
+    static QColor LIGHT_GREY(0xd8,0xd8,0xd8,0x80);
     float x,y;
     int labelW=0;
 
diff --git a/Graphs/graphwindow.cpp b/Graphs/graphwindow.cpp
index beb39181..3ebcd662 100644
--- a/Graphs/graphwindow.cpp
+++ b/Graphs/graphwindow.cpp
@@ -43,6 +43,8 @@ gGraphWindow::gGraphWindow(QWidget *parent, const QString & title, QGLWidget * s
     setFocusPolicy(Qt::StrongFocus);
     rmin_x=rmax_x=0;
     min_x=max_x=0;
+    rmin_y=rmax_y=0;
+    min_y=max_y=0;
 }
 
 /*gGraphWindow::gGraphWindow(QWidget *parent, const QString & title, QGLContext * context,Qt::WindowFlags f)
diff --git a/SleepLib/session.cpp b/SleepLib/session.cpp
index 92fd4d91..4a8e05d9 100644
--- a/SleepLib/session.cpp
+++ b/SleepLib/session.cpp
@@ -314,7 +314,7 @@ bool Session::LoadEvents(QString filename)
     in >> s_last;
 
     qint16 mcsize;
-    in >> mcsize;   // Summary size (number of Machine Code lists)
+    in >> mcsize;   // number of Machine Code lists
 
     MachineCode code;
     qint64 ts1,ts2;
diff --git a/SleepyHeadQT.pro b/SleepyHeadQT.pro
index d1d080ae..eff1ec04 100644
--- a/SleepyHeadQT.pro
+++ b/SleepyHeadQT.pro
@@ -97,7 +97,6 @@ HEADERS  += \
     Graphs/gFlagsLine.h \
     Graphs/glcommon.h \
     Graphs/gTitle.h \
-    Graphs/gCandleStick.h \
     Graphs/gBarChart.h \
     Graphs/gSegmentChart.h\
     Graphs/gSessionTime.h \
diff --git a/daily.cpp b/daily.cpp
index f14c0449..de47e1ef 100644
--- a/daily.cpp
+++ b/daily.cpp
@@ -223,7 +223,7 @@ Daily::Daily(QWidget *parent,QGLWidget * shared) :
     TAP_IAP->SetGradientBackground(false);
 
     TAP->SetMargins(0,0,0,0);
-    TAP->AddLayer(AddCPAP(seg=new gTAPGraph(CPAP_Pressure,GST_Line)));
+    TAP->AddLayer(AddCPAP(seg=new gTAPGraph(CPAP_Pressure,GST_CandleStick)));
     TAP->hide();
     TAP->SetGradientBackground(false);
 
@@ -573,7 +573,7 @@ void Daily::Load(QDate date)
         }
         html+="</tr>\n<tr><td colspan=4 align=center><i>"+tr("Event Breakdown")+"</i></td></tr>\n";
         if (1) {  // AHI Pie Chart
-            G_AHI->setFixedSize(gwwidth,gwheight);
+            G_AHI->setFixedSize(gwwidth,120);
             QPixmap pixmap=G_AHI->renderPixmap(gwwidth,120,false); //gwwidth,gwheight,false);
             QByteArray byteArray;
             QBuffer buffer(&byteArray); // use buffer to store pixmap into byteArray
@@ -669,8 +669,8 @@ void Daily::Load(QDate date)
         if (mode==MODE_BIPAP) {
             {
             html+=("<tr><td colspan=4 align=center><i>")+tr("Time@EPAP")+("</i></td></tr>\n");
-            TAP_EAP->setFixedSize(gwwidth,gwheight);
-            QPixmap pixmap=TAP_EAP->renderPixmap(gwwidth,gwheight,false);
+            TAP_EAP->setFixedSize(gwwidth,30);
+            QPixmap pixmap=TAP_EAP->renderPixmap(gwwidth,30,false);
             QByteArray byteArray;
             QBuffer buffer(&byteArray); // use buffer to store pixmap into byteArray
             buffer.open(QIODevice::WriteOnly);
@@ -679,8 +679,8 @@ void Daily::Load(QDate date)
             }
             {
             html+=("<tr><td colspan=4 align=center><i>")+tr("Time@IPAP")+("</i></td></tr>\n");
-            TAP_IAP->setFixedSize(gwwidth,gwheight);
-            QPixmap pixmap=TAP_IAP->renderPixmap(gwwidth,gwheight,false);
+            TAP_IAP->setFixedSize(gwwidth,30);
+            QPixmap pixmap=TAP_IAP->renderPixmap(gwwidth,30,false);
             QByteArray byteArray;
             QBuffer buffer(&byteArray); // use buffer to store pixmap into byteArray
             buffer.open(QIODevice::WriteOnly);
@@ -690,8 +690,8 @@ void Daily::Load(QDate date)
         } else if (mode==MODE_APAP) {
             html+=("<tr><td colspan=4 align=center><i>")+tr("Time@Pressure")+("</i></td></tr>\n");
 
-            TAP->setFixedSize(gwwidth,gwheight);
-            QPixmap pixmap=TAP->renderPixmap(gwwidth,gwheight,false);
+            TAP->setFixedSize(gwwidth,30);
+            QPixmap pixmap=TAP->renderPixmap(gwwidth,30,false);
             QByteArray byteArray;
             QBuffer buffer(&byteArray); // use buffer to store pixmap into byteArray
             buffer.open(QIODevice::WriteOnly);