diff --git a/examples/slideshow3D/SlideEventHandler.h b/examples/slideshow3D/SlideEventHandler.h
index 6620dac8d..fe0d30ae8 100644
--- a/examples/slideshow3D/SlideEventHandler.h
+++ b/examples/slideshow3D/SlideEventHandler.h
@@ -52,7 +52,7 @@ public:
     bool nextLayer();
     bool previousLayer();
     
-    void setAutoSteppingActive(bool flag) { _autoSteppingActive = true; }
+    void setAutoSteppingActive(bool flag = true) { _autoSteppingActive = flag; }
     bool getAutoSteppingActive() const { return _autoSteppingActive; }
     
     void setTimeDelayBetweenSlides(double dt) { _timePerSlide = dt; }
diff --git a/include/osgProducer/KeyboardMouseCallback b/include/osgProducer/KeyboardMouseCallback
index f3305fb59..387f2507d 100644
--- a/include/osgProducer/KeyboardMouseCallback
+++ b/include/osgProducer/KeyboardMouseCallback
@@ -16,6 +16,8 @@
 
 #include <OpenThreads/Mutex>
 
+#include <osgProducer/Export>      // To disable MSVC warnings
+
 #include <Producer/RenderSurface> // For definition of KeySymbol
 #include <Producer/KeyboardMouse>
 
diff --git a/include/osgUtil/Statistics b/include/osgUtil/Statistics
index 034c24d3d..39f08f34c 100644
--- a/include/osgUtil/Statistics
+++ b/include/osgUtil/Statistics
@@ -122,10 +122,10 @@ class Statistics : public osg::Drawable::PrimitiveFunctor
         }
         virtual void vertex(float,float,float) { vertex(); }
         virtual void vertex(const osg::Vec3&)  { vertex(); }
-        virtual void vertex(const osg::Vec2& vert)  { vertex(); }
-        virtual void vertex(const osg::Vec4& vert)  { vertex(); }
-        virtual void vertex(float x,float y)   { vertex(); }
-        virtual void vertex(float x,float y,float z,float w)  { vertex(); }
+        virtual void vertex(const osg::Vec2&)  { vertex(); }
+        virtual void vertex(const osg::Vec4&)  { vertex(); }
+        virtual void vertex(float,float)   { vertex(); }
+        virtual void vertex(float,float,float,float)  { vertex(); }
 
         virtual void end() 
         {
diff --git a/src/osgPlugins/flt/flt2osg.cpp b/src/osgPlugins/flt/flt2osg.cpp
index 9d7ebddba..7257e1aa2 100644
--- a/src/osgPlugins/flt/flt2osg.cpp
+++ b/src/osgPlugins/flt/flt2osg.cpp
@@ -1299,7 +1299,7 @@ void ConvertFromFLT::setTexture ( FaceRecord *rec, SFace *pSFace, osg::StateSet
                 //use scale_rgb and scale_alpha of osg::TexEnvCombine to make this effect
                 // Julian Ortiz, June 18th 2003.
 
-                flt::AttrData *detailTextureAttrData;                                
+                flt::AttrData *detailTextureAttrData = NULL;                                
                 if (pSFace->iDetailTexturePattern != -1) {                 
                  int nIndex2 = (int)pSFace->iDetailTexturePattern;
                  detailTextureAttrData = pTexturePool->getTexture(nIndex2,rec->getFlightVersion());
diff --git a/src/osgPlugins/lwo/Lwo2.cpp b/src/osgPlugins/lwo/Lwo2.cpp
index 06b3c5605..0eeb9ad02 100644
--- a/src/osgPlugins/lwo/Lwo2.cpp
+++ b/src/osgPlugins/lwo/Lwo2.cpp
@@ -165,7 +165,7 @@ Lwo2::ReadFile( const string& filename )
 unsigned char 
 Lwo2::_read_char()
 {
-  char c;
+  char c = 0;
   if (_fin.is_open())
     {
       _fin.read(&c, 1);
diff --git a/src/osgPlugins/txp/trpage_write.h b/src/osgPlugins/txp/trpage_write.h
index 69af3efab..50dd012a4 100644
--- a/src/osgPlugins/txp/trpage_write.h
+++ b/src/osgPlugins/txp/trpage_write.h
@@ -59,7 +59,7 @@ public:
 	inline void AddStripStat(int val) { stripStat[MIN(14,val)]++; totalStripTri += val; totalTri += val; numStrip++;}
 	inline void AddFanStat(int val) { fanStat[MIN(14,val)]++; totalFanTri += val; totalTri += val; numFan++;}
 	inline void AddBagStat(int val) { totalBagTri += val; totalTri += val;}
-	inline void AddQuadStat(int val) { totalQuad++; }
+	inline void AddQuadStat(int val) { totalQuad += val; }
 };
 
 /* Geometry Helper