diff --git a/Graphs/gpiechart.cpp b/Graphs/gpiechart.cpp
index 7d937963..e76c8fd7 100644
--- a/Graphs/gpiechart.cpp
+++ b/Graphs/gpiechart.cpp
@@ -33,14 +33,14 @@ void gPieChart::Plot(gGraphWindow & w,float scrx,float scry)
 
     double j=0.0;
     double sum=0.0;
-    double step=1.0/360.0;
+    double step=1.0/45.0;
     float px,py;
     //glEnable(GL_TEXTURE_2D);
     //glEnable(GL_DEPTH_TEST);
     glEnable(GL_BLEND);
     //glEnable(GL_POLYGON_SMOOTH);
     glEnable(GL_LINE_SMOOTH);
-    glLineWidth(1);
+    glLineWidth(1.5);
     glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
     //glBlendFunc( GL_SRC_ALPHA_SATURATE, GL_ONE );
     //glHint(GL_POLYGON_SMOOTH_HINT,  GL_NICEST);
@@ -49,30 +49,38 @@ void gPieChart::Plot(gGraphWindow & w,float scrx,float scry)
         j=(data->point[0][i].y()/total); // ratio of this pie slice
         QColor col1=color[i % color.size()];
         w.qglColor(col1);
-        glPolygonMode(GL_FRONT_AND_BACK,GL_FILL);
+        glPolygonMode(GL_BACK,GL_FILL);
         glBegin(GL_POLYGON);
         glVertex2f(start_px+radius+4, start_py+radius+4);
-
-        for (double q=sum;q<sum+j;q+=step) {
+        double q;
+        for (q=sum;q<sum+j;q+=step) {
             px=start_px+radius+4+sin(q*2*M_PI)*radius;
             py=start_py+radius+4+cos(q*2*M_PI)*radius;
             glVertex2f(px,py);
         }
+        q=sum+j;
+        px=start_px+radius+4+sin(q*2*M_PI)*radius;
+        py=start_py+radius+4+cos(q*2*M_PI)*radius;
+        glVertex2f(px,py);
         glEnd();
 
         glPolygonMode(GL_BACK,GL_LINE);
         w.qglColor(Qt::black);
         glBegin(GL_POLYGON);
         glVertex2f(start_px+radius+4, start_py+radius+4);
-        for (double q=sum;q<sum+j;q+=step) {
+        for (q=sum;q<sum+j;q+=step) {
             px=start_px+radius+4+sin(q*2*M_PI)*radius;
             py=start_py+radius+4+cos(q*2*M_PI)*radius;
             glVertex2f(px,py);
         }
+        q=sum+j;
+        px=start_px+radius+4+sin(q*2*M_PI)*radius;
+        py=start_py+radius+4+cos(q*2*M_PI)*radius;
+        glVertex2f(px,py);
         glEnd();
 
 
-        sum+=j;
+        sum=q;
     }
     glDisable(GL_POLYGON_SMOOTH);
     glDisable(GL_BLEND);
diff --git a/Graphs/graphwindow.cpp b/Graphs/graphwindow.cpp
index a0d4a0b0..e566b570 100644
--- a/Graphs/graphwindow.cpp
+++ b/Graphs/graphwindow.cpp
@@ -690,7 +690,7 @@ void gGraphWindow::Render(float w, float h)
         glEnd();
     } else {
 
-        glClearColor(0,0,0,255);
+        glClearColor(255,255,255,255);
         glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
     //    glClear(GL_COLOR_BUFFER_BIT);
     }
diff --git a/daily.cpp b/daily.cpp
index 5bf6eda8..706d536b 100644
--- a/daily.cpp
+++ b/daily.cpp
@@ -210,7 +210,7 @@ Daily::Daily(QWidget *parent,QGLContext *context) :
     l->color.push_back(QColor(20,20,20,255));
     l->color.push_back(QColor("light green"));
     G_AHI->AddLayer(l);
-    //G_AHI->SetDrawBackground(false);
+    G_AHI->SetDrawBackground(false);
     //G_AHI->setMaximumSize(2000,30);
     //TAP->setMaximumSize(2000,30);
     NoData=new QLabel(tr("No CPAP Data"),gSplitter);