diff --git a/include/osgParticle/range b/include/osgParticle/range
index d3bc93a4c..fdff4f27a 100644
--- a/include/osgParticle/range
+++ b/include/osgParticle/range
@@ -6,12 +6,17 @@
 #ifndef OSGPARTICLE_RANGE_
 #define OSGPARTICLE_RANGE_ 1
 
+// include Export simply to disable Visual Studio silly warnings.
+#include <osgParticle/Export>
+
 #include <cstdlib>
 
 #include <osg/Vec2>
 #include <osg/Vec3>
 #include <osg/Vec4>
 
+//using std::rand;
+
 namespace osgParticle
 {
 
@@ -43,7 +48,7 @@ namespace osgParticle
         /// Get a random value between min and max.
         T_ get_random() const
         {
-            return min + (max - min) * std::rand() / RAND_MAX;
+            return min + (max - min) * rand() / RAND_MAX;
         }
 
     };
diff --git a/src/osgParticle/ParticleProcessor.cpp b/src/osgParticle/ParticleProcessor.cpp
index bed8184d5..f8e24817f 100644
--- a/src/osgParticle/ParticleProcessor.cpp
+++ b/src/osgParticle/ParticleProcessor.cpp
@@ -8,6 +8,9 @@
 
 #include <osgUtil/CullVisitor>
 
+
+using namespace osg;
+
 osgParticle::ParticleProcessor::ParticleProcessor()
 :    osg::Node(),
     rf_(RELATIVE_TO_PARENTS),
@@ -71,5 +74,5 @@ void osgParticle::ParticleProcessor::traverse(osg::NodeVisitor &nv)
     }
 
     // call the inherited method
-    osg::Node::traverse(nv);
+    Node::traverse(nv);
 }
diff --git a/src/osgParticle/ParticleSystemUpdater.cpp b/src/osgParticle/ParticleSystemUpdater.cpp
index 85cb96bff..96bd8a875 100644
--- a/src/osgParticle/ParticleSystemUpdater.cpp
+++ b/src/osgParticle/ParticleSystemUpdater.cpp
@@ -3,6 +3,8 @@
 #include <osg/CopyOp>
 #include <osg/Node>
 
+using namespace osg;
+
 osgParticle::ParticleSystemUpdater::ParticleSystemUpdater()
 : osg::Node(), t0_(-1)
 {
@@ -33,5 +35,5 @@ void osgParticle::ParticleSystemUpdater::traverse(osg::NodeVisitor &nv)
         }
         t0_ = t;
     }
-    osg::Node::traverse(nv);
+    Node::traverse(nv);
 }