pointerPosition = QPoint(0,0);
connect(verticalScrollBar(), SIGNAL(actionTriggered(int)), this, SLOT(scrollBarAction(int)));
connect(verticalScrollBar(), SIGNAL(valueChanged(int)), this, SLOT(scrollBarValChanged(int)));
pointerPosition = QPoint(0,0);
connect(verticalScrollBar(), SIGNAL(actionTriggered(int)), this, SLOT(scrollBarAction(int)));
connect(verticalScrollBar(), SIGNAL(valueChanged(int)), this, SLOT(scrollBarValChanged(int)));