Index: /trunk/src/VBox/Frontends/VirtualBox/src/widgets/graphics/UIGraphicsScrollBar.cpp
===================================================================
--- /trunk/src/VBox/Frontends/VirtualBox/src/widgets/graphics/UIGraphicsScrollBar.cpp	(revision 77019)
+++ /trunk/src/VBox/Frontends/VirtualBox/src/widgets/graphics/UIGraphicsScrollBar.cpp	(revision 77020)
@@ -29,7 +29,4 @@
 #include "UIIconPool.h"
 
-/* External includes: */
-#include <math.h>
-
 
 /** QIGraphicsWidget subclass providing GUI with graphics scroll-bar taken. */
@@ -381,10 +378,10 @@
     int iDelta1 = 0;
     if (m_iExtent > m_pButton1->minimumSizeHint().width())
-        iDelta1 = ceil(((double)m_iExtent - m_pButton1->minimumSizeHint().width()) / 2);
+        iDelta1 = (m_iExtent - m_pButton1->minimumSizeHint().width() + 1) / 2;
     m_pButton1->setPos(iDelta1, iDelta1);
 
     int iDelta2 = 0;
     if (m_iExtent > m_pButton2->minimumSizeHint().width())
-        iDelta2 = ceil(((double)m_iExtent - m_pButton2->minimumSizeHint().width()) / 2);
+        iDelta2 = (m_iExtent - m_pButton2->minimumSizeHint().width() + 1) / 2;
     m_pButton2->setPos(size().width() - m_iExtent + iDelta2, size().height() - m_iExtent + iDelta2);
 }