diff --git a/include/song.h b/include/song.h
index 7cd09112a..3544c5fde 100644
--- a/include/song.h
+++ b/include/song.h
@@ -312,6 +312,7 @@ private:
 	friend class controllerRackView;
 
 signals:
+	void lengthChanged( int _tacts );
 	void tempoChanged( bpm_t _new_bpm );
 	void timeSignatureChanged( int _old_ticks_per_tact,
 							int _ticks_per_tact );
diff --git a/include/song_editor.h b/include/song_editor.h
index 80239c0cb..1156f81cc 100644
--- a/include/song_editor.h
+++ b/include/song_editor.h
@@ -2,7 +2,7 @@
  * song_editor.h - declaration of class songEditor, a window where you can
  *                 setup your songs
  *
- * Copyright (c) 2004-2008 Tobias Doerffel <tobydox/at/users.sourceforge.net>
+ * Copyright (c) 2004-2009 Tobias Doerffel <tobydox/at/users.sourceforge.net>
  * 
  * This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
  *
@@ -66,15 +66,13 @@ public slots:
 
 
 private slots:
-
-		void updatePosition( const midiTime & _t );
-
+	void updateScrollBar( int );
+	void updatePosition( const midiTime & _t );
 	void zoomingChanged( void );
 
 
 private:
 	virtual void keyPressEvent( QKeyEvent * _ke );
-	virtual void paintEvent( QPaintEvent * _pe );
 	virtual void wheelEvent( QWheelEvent * _we );
 
 	virtual bool allowRubberband( void ) const;
diff --git a/src/core/song.cpp b/src/core/song.cpp
index 42c3fe2dc..82fbbcda3 100644
--- a/src/core/song.cpp
+++ b/src/core/song.cpp
@@ -575,6 +575,8 @@ void song::updateLength( void )
 		}
 	}
 	m_tracksMutex.unlock();
+
+	emit lengthChanged( m_length );
 }
 
 
diff --git a/src/core/track.cpp b/src/core/track.cpp
index d053b23fc..ed6503adb 100644
--- a/src/core/track.cpp
+++ b/src/core/track.cpp
@@ -913,7 +913,6 @@ void trackContentWidget::addTCOView( trackContentObjectView * _tcov )
 	tco->saveJournallingState( false );
 	changePosition();
 	tco->restoreJournallingState();
-
 }
 
 
@@ -1753,11 +1752,9 @@ trackContentObject * track::addTCO( trackContentObject * _tco )
 {
 	m_trackContentObjects.push_back( _tco );
 
-//	emit dataChanged();
 	emit trackContentObjectAdded( _tco );
 
-	//engine::getSongEditor()->setModified();
-	return( _tco );		// just for convenience
+	return _tco;		// just for convenience
 }
 
 
@@ -1776,6 +1773,7 @@ void track::removeTCO( trackContentObject * _tco )
 	{
 		m_trackContentObjects.erase( it );
 		emit trackContentObjectRemoved( _tco );
+		engine::getSong()->updateLength();
 		engine::getSong()->setModified();
 	}
 }
diff --git a/src/gui/song_editor.cpp b/src/gui/song_editor.cpp
index 2caaf880c..db2c80c0c 100644
--- a/src/gui/song_editor.cpp
+++ b/src/gui/song_editor.cpp
@@ -249,6 +249,8 @@ songEditor::songEditor( song * _song, songEditor * & _engine_ptr ) :
 	static_cast<QVBoxLayout *>( layout() )->addWidget( m_leftRightScroll );
 	connect( m_leftRightScroll, SIGNAL( valueChanged( int ) ),
 					this, SLOT( scrolled( int ) ) );
+	connect( m_s, SIGNAL( lengthChanged( int ) ),
+			this, SLOT( updateScrollBar( int ) ) );
 
 
 	engine::getMainWindow()->workspace()->addSubWindow( this );
@@ -377,15 +379,6 @@ void songEditor::keyPressEvent( QKeyEvent * _ke )
 
 
 
-void songEditor::paintEvent( QPaintEvent * _pe )
-{
-	m_leftRightScroll->setMaximum( m_s->length() );
-	trackContainerView::paintEvent( _pe );
-}
-
-
-
-
 void songEditor::wheelEvent( QWheelEvent * _we )
 {
 	if( _we->modifiers() & Qt::ControlModifier )
@@ -428,6 +421,14 @@ void songEditor::wheelEvent( QWheelEvent * _we )
 
 
 
+void songEditor::updateScrollBar( int _len )
+{
+	m_leftRightScroll->setMaximum( _len );
+}
+
+
+
+
 void songEditor::updatePosition( const midiTime & _t )
 {
 	if( ( m_s->isPlaying() && m_s->m_playMode == song::Mode_PlaySong