diff -urN ooo_DEV300_m87_src.orig/sd/source/ui/slidesorter/controller/SlsAnimationFunction.cxx ooo_DEV300_m87_src/sd/source/ui/slidesorter/controller/SlsAnimationFunction.cxx
--- ooo_DEV300_m87_src.orig/sd/source/ui/slidesorter/controller/SlsAnimationFunction.cxx	2010-09-01 17:50:46.000000000 +0200
+++ ooo_DEV300_m87_src/sd/source/ui/slidesorter/controller/SlsAnimationFunction.cxx	2010-09-01 17:51:15.000000000 +0200
@@ -276,7 +276,7 @@
 
 double AnimationParametricFunction::operator() (const double nX)
 {
-    const sal_Int32 nIndex0 (nX * maY.size());
+    const sal_Int32 nIndex0 (static_cast<sal_Int32>(nX * maY.size()));
     const double nX0 (nIndex0 / double(maY.size()-1));
     const sal_uInt32 nIndex1 (nIndex0 + 1);
     const double nX1 (nIndex1 / double(maY.size()-1));
diff -urN ooo_DEV300_m87_src.orig/sd/source/ui/slidesorter/controller/SlsScrollBarManager.cxx ooo_DEV300_m87_src/sd/source/ui/slidesorter/controller/SlsScrollBarManager.cxx
--- ooo_DEV300_m87_src.orig/sd/source/ui/slidesorter/controller/SlsScrollBarManager.cxx	2010-09-01 17:50:46.000000000 +0200
+++ ooo_DEV300_m87_src/sd/source/ui/slidesorter/controller/SlsScrollBarManager.cxx	2010-09-01 17:51:02.000000000 +0200
@@ -185,7 +185,7 @@
    
 void ScrollBarManager::PlaceVerticalScrollBar (const Rectangle& aArea)
 {
-    const double nThumbPosition (mpVerticalScrollBar->GetThumbPos());
+    const sal_Int32 nThumbPosition (mpVerticalScrollBar->GetThumbPos());
 
     // Place the scroll bar.
     Size aScrollBarSize (mpVerticalScrollBar->GetSizePixel());
diff -urN ooo_DEV300_m87_src.orig/sd/source/ui/slidesorter/view/SlsButtonBar.cxx ooo_DEV300_m87_src/sd/source/ui/slidesorter/view/SlsButtonBar.cxx
--- ooo_DEV300_m87_src.orig/sd/source/ui/slidesorter/view/SlsButtonBar.cxx	2010-09-01 17:50:46.000000000 +0200
+++ ooo_DEV300_m87_src/sd/source/ui/slidesorter/view/SlsButtonBar.cxx	2010-09-01 17:51:15.000000000 +0200
@@ -49,6 +49,7 @@
 #include <vcl/virdev.hxx>
 #include <basegfx/polygon/b2dpolygontools.hxx>
 #include <basegfx/polygon/b2dpolygon.hxx>
+#include <basegfx/numeric/ftools.hxx>
 #include <com/sun/star/presentation/XPresentation2.hpp>
 #include <boost/bind.hpp>
 
@@ -155,8 +156,11 @@
                 for (sal_Int32 nX = 0; nX<nWidth; ++nX)
                 {
                     const BYTE nValue (255 - pSourceBitmap->GetPixel(nY, nX).GetBlueOrIndex());
-                    const BYTE nNewValue (nValue * (1-nAlpha));
-                    pBitmap->SetPixel(nY, nX, 255-nNewValue);
+                    const sal_Int32 nNewValue (::basegfx::clamp<sal_Int32>(
+                            static_cast<sal_Int32>(nValue * (1-nAlpha)),
+                            0,
+                            255));
+                    pBitmap->SetPixel(nY, nX, 255-BYTE(nNewValue));
                 }
         }
     }
@@ -740,12 +744,12 @@
     // all so that we do not leave a trail of half-visible buttons when the
     // mouse is moved across the screen.  No delay on fade out or when the
     // buttons are already showing.  Fade out is faster than fade in.
-    const double nDelay (nCurrentButtonBarAlpha>0 && nCurrentButtonBarAlpha<1
+    const sal_Int32 nDelay (nCurrentButtonBarAlpha>0 && nCurrentButtonBarAlpha<1
         ? 0
         : (mrSlideSorter.GetTheme()->GetIntegerValue(bFadeIn
             ?  Theme::Integer_ButtonFadeInDelay
             :  Theme::Integer_ButtonFadeOutDelay)));
-    const double nDuration (mrSlideSorter.GetTheme()->GetIntegerValue(bFadeIn
+    const sal_Int32 nDuration (mrSlideSorter.GetTheme()->GetIntegerValue(bFadeIn
             ?  Theme::Integer_ButtonFadeInDuration
             :  Theme::Integer_ButtonFadeOutDuration));
     pDescriptor->GetVisualState().SetButtonAlphaAnimationId(