diff --git a/app/PlaYUVerMdiSubWindow.cpp b/app/PlaYUVerMdiSubWindow.cpp
index 2a2e7a0..e29348f 100644
--- a/app/PlaYUVerMdiSubWindow.cpp
+++ b/app/PlaYUVerMdiSubWindow.cpp
@@ -23,6 +23,7 @@
  */
 
 #include "PlaYUVerMdiSubWindow.h"
+#include "SubWindowHandle.h"
 
 namespace plaYUVer
 {
@@ -34,11 +35,13 @@ PlaYUVerMdiSubWindow::PlaYUVerMdiSubWindow( QWidget *parent ) :
 
 QSize PlaYUVerMdiSubWindow::sizeHint() const
 {
-  QSize sizeHint = widget()->sizeHint();
+  QSize maxSize;
+  if( parent() )
+    maxSize = parentWidget()->size();
+  QSize sizeHint = qobject_cast<SubWindowHandle*>( widget() )->sizeHint( maxSize );
   return sizeHint;
 }
 
-
 Void PlaYUVerMdiSubWindow::closeEvent( QCloseEvent *event )
 {
   emit aboutToClose( this );
diff --git a/app/PlaYUVerSubWindowHandle.cpp b/app/PlaYUVerSubWindowHandle.cpp
index 82b679d..f3421e4 100644
--- a/app/PlaYUVerSubWindowHandle.cpp
+++ b/app/PlaYUVerSubWindowHandle.cpp
@@ -32,7 +32,7 @@ namespace plaYUVer
 class PlaYUVerMdiArea: public QMdiArea
 {
 public:
-  PlaYUVerMdiArea( QWidget *parent = 0 ) :
+  PlaYUVerMdiArea( QWidget *parent ) :
           QMdiArea( parent ),
           m_pixmapLogo( ":/images/playuver-backgroud-logo.png" )
   {
@@ -138,7 +138,7 @@ Void PlaYUVerSubWindowHandle::addSubWindow( SubWindowHandle *window, Qt::WindowF
   }
   if( m_uiWindowMode == MdiWSubWindows )
   {
-    PlaYUVerMdiSubWindow* mdiSubWindow = new PlaYUVerMdiSubWindow( this );
+    PlaYUVerMdiSubWindow* mdiSubWindow = new PlaYUVerMdiSubWindow;
     mdiSubWindow->setWidget( window );
     m_pcMdiArea->addSubWindow( mdiSubWindow );
     m_apcMdiSubWindowList.append( mdiSubWindow );
diff --git a/app/PlaYUVerSubWindowHandle.h b/app/PlaYUVerSubWindowHandle.h
index 7a827fa..322ab9c 100644
--- a/app/PlaYUVerSubWindowHandle.h
+++ b/app/PlaYUVerSubWindowHandle.h
@@ -45,7 +45,7 @@ class PlaYUVerSubWindowHandle: public QWidget
 Q_OBJECT
 
 public:
-  PlaYUVerSubWindowHandle( QWidget *parent = 0 );
+  PlaYUVerSubWindowHandle( QWidget *parent );
 
   Void addSubWindow( SubWindowHandle *widget, Qt::WindowFlags flags = 0 );
 
diff --git a/app/PlotSubWindow.cpp b/app/PlotSubWindow.cpp
index 73d8893..3de784a 100644
--- a/app/PlotSubWindow.cpp
+++ b/app/PlotSubWindow.cpp
@@ -110,5 +110,11 @@ Void PlotSubWindow::scaleView( Double scale, QPoint center )
 //{
 //
 //}
+//
+//
+//QSize PlotSubWindow::sizeHint( const QSize & maxSize ) const
+//{
+//
+//}
 
 }  // NAMESPACE
diff --git a/app/PlotSubWindow.h b/app/PlotSubWindow.h
index e4df09f..e38db1f 100644
--- a/app/PlotSubWindow.h
+++ b/app/PlotSubWindow.h
@@ -63,7 +63,13 @@ public:
   {
     return 0;
   }
-  //QSize sizeHint() const;
+
+  /**
+   * Size related functions
+   */
+//  QSize sizeHint() const;
+//  QSize sizeHint( const QSize & ) const;
+
 };
 
 }  // NAMESPACE
diff --git a/app/SubWindowHandle.cpp b/app/SubWindowHandle.cpp
index aeaf7f7..6b98cb3 100644
--- a/app/SubWindowHandle.cpp
+++ b/app/SubWindowHandle.cpp
@@ -132,6 +132,11 @@ Bool SubWindowHandle::mayClose()
   return true;
 }
 
+QSize SubWindowHandle::sizeHint( const QSize & ) const
+{
+  return QSize();
+}
+
 Void SubWindowHandle::focusInEvent( QFocusEvent * event )
 {
   emit aboutToActivate( this );
diff --git a/app/SubWindowHandle.h b/app/SubWindowHandle.h
index e9fc5af..a283cb3 100644
--- a/app/SubWindowHandle.h
+++ b/app/SubWindowHandle.h
@@ -80,6 +80,16 @@ public:
 
   virtual Double getScaleFactor() = 0;
 
+  /**
+   * Size related functions
+   */
+  //virtual QSize sizeHint() const;
+  virtual QSize sizeHint( const QSize & ) const;
+
+  /**
+   * Window name
+   */
+
   Void setWindowName( QString );
   QString getWindowName();
 
@@ -91,8 +101,8 @@ public:
   }
 
 protected:
-  virtual void focusInEvent( QFocusEvent * event );
-  virtual void closeEvent( QCloseEvent *event );
+  void focusInEvent( QFocusEvent * event );
+  void closeEvent( QCloseEvent *event );
   QSize getScrollSize();
 
 Q_SIGNALS:
diff --git a/app/VideoSubWindow.cpp b/app/VideoSubWindow.cpp
index 1441d65..27b4934 100644
--- a/app/VideoSubWindow.cpp
+++ b/app/VideoSubWindow.cpp
@@ -93,6 +93,7 @@ VideoSubWindow::VideoSubWindow( QWidget * parent, Bool isModule ) :
   connect( m_cViewArea, SIGNAL( positionChanged( const QPoint & ) ), this, SLOT( updatePixelValueStatusBar( const QPoint & ) ) );
 
   // Define the cViewArea as the widget inside the scroll area
+  m_cViewArea->setMinimumSize( size() );
   setWidget( m_cViewArea );
 
   m_apcCurrentModule.clear();
@@ -454,8 +455,7 @@ Void VideoSubWindow::updatePixelValueStatusBar( const QPoint& pos )
 
 QSize VideoSubWindow::sizeHint() const
 {
-  QSize maxSize;  // The size of the parent (viewport widget
-  // of the QMdiArea).
+  QSize maxSize;
 
   QWidget *p = parentWidget();
   if( p )
@@ -466,7 +466,11 @@ QSize VideoSubWindow::sizeHint() const
   {
     maxSize = QApplication::desktop()->availableGeometry().size();
   }
+  return sizeHint( maxSize );
+}
 
+QSize VideoSubWindow::sizeHint( const QSize & maxSize ) const
+{
   QSize isize;
   if( m_pcCurrFrame )
     isize = QSize( m_pcCurrFrame->getWidth() + 50, m_pcCurrFrame->getHeight() + 50 );
@@ -475,17 +479,16 @@ QSize VideoSubWindow::sizeHint() const
 
   // If the VideoSubWindow needs more space that the avaiable, we'll give
   // to the subwindow a reasonable size preserving the image aspect ratio.
-  if( isize.width() < maxSize.width() && isize.height() < maxSize.height() )
-  {
-    return isize;
-  }
-  else
+  if( !( isize.width() < maxSize.width() && isize.height() < maxSize.height() ) )
   {
     isize.scale( maxSize, Qt::KeepAspectRatio );
-    maxSize = isize;
   }
+  return isize;
+}
 
-  return maxSize;
+Void VideoSubWindow::resizeEvent( QResizeEvent * event )
+{
+  m_cViewArea->setMinimumSize( size() );
 }
 
 Void VideoSubWindow::closeEvent( QCloseEvent *event )
diff --git a/app/VideoSubWindow.h b/app/VideoSubWindow.h
index 96c806e..35a0304 100644
--- a/app/VideoSubWindow.h
+++ b/app/VideoSubWindow.h
@@ -172,7 +172,12 @@ public:
     return m_cViewArea->getZoomFactor();
   }
 
-  QSize sizeHint() const;
+  /**
+   * Size related functions
+   */
+  QSize sizeHint() const ;
+  QSize sizeHint( const QSize & ) const ;
+
 
   Void setWindowShortName( const QString& name)
   {
@@ -193,6 +198,7 @@ public:
   }
 
 protected:
+  void  resizeEvent(QResizeEvent * event);
   void closeEvent( QCloseEvent *event );
 
 public Q_SLOTS:
diff --git a/app/plaYUVerApp.cpp b/app/plaYUVerApp.cpp
index f5a638a..3453949 100644
--- a/app/plaYUVerApp.cpp
+++ b/app/plaYUVerApp.cpp
@@ -87,8 +87,8 @@ Void plaYUVerApp::parseArgs( Int argc, Char *argv[] )
     {
       loadFile( argv[i] );
     }
-    m_pcWindowHandle->tileSubWindows();
-    zoomToFitAll();
+//    m_pcWindowHandle->tileSubWindows();
+//    zoomToFitAll();
   }
 }