diff --git a/src/osgGA/EventQueue.cpp b/src/osgGA/EventQueue.cpp
index 6042cde94..c659d0bdb 100644
--- a/src/osgGA/EventQueue.cpp
+++ b/src/osgGA/EventQueue.cpp
@@ -263,7 +263,7 @@ void EventQueue::keyPress(GUIEventAdapter::KeySymbol key)
         case(GUIEventAdapter::KEY_Meta_L):       _accumulateEventState->setModKeyMask(GUIEventAdapter::MODKEY_LEFT_META | _accumulateEventState->getModKeyMask()); break;
         case(GUIEventAdapter::KEY_Meta_R):       _accumulateEventState->setModKeyMask(GUIEventAdapter::MODKEY_RIGHT_META | _accumulateEventState->getModKeyMask()); break;
         case(GUIEventAdapter::KEY_Alt_L):        _accumulateEventState->setModKeyMask(GUIEventAdapter::MODKEY_LEFT_ALT | _accumulateEventState->getModKeyMask()); break;
-        case(GUIEventAdapter::KEY_Alt_R):        _accumulateEventState->setModKeyMask(GUIEventAdapter::MODKEY_LEFT_ALT | _accumulateEventState->getModKeyMask()); break;
+        case(GUIEventAdapter::KEY_Alt_R):        _accumulateEventState->setModKeyMask(GUIEventAdapter::MODKEY_RIGHT_ALT | _accumulateEventState->getModKeyMask()); break;
         case(GUIEventAdapter::KEY_Caps_Lock):
         {
             if ((_accumulateEventState->getModKeyMask() & GUIEventAdapter::MODKEY_CAPS_LOCK)!=0) 
@@ -301,7 +301,7 @@ void EventQueue::keyRelease(GUIEventAdapter::KeySymbol key)
         case(GUIEventAdapter::KEY_Meta_L):       _accumulateEventState->setModKeyMask(~GUIEventAdapter::MODKEY_LEFT_META & _accumulateEventState->getModKeyMask()); break;
         case(GUIEventAdapter::KEY_Meta_R):       _accumulateEventState->setModKeyMask(~GUIEventAdapter::MODKEY_RIGHT_META & _accumulateEventState->getModKeyMask()); break;
         case(GUIEventAdapter::KEY_Alt_L):        _accumulateEventState->setModKeyMask(~GUIEventAdapter::MODKEY_LEFT_ALT & _accumulateEventState->getModKeyMask()); break;
-        case(GUIEventAdapter::KEY_Alt_R):        _accumulateEventState->setModKeyMask(~GUIEventAdapter::MODKEY_LEFT_ALT & _accumulateEventState->getModKeyMask()); break;
+        case(GUIEventAdapter::KEY_Alt_R):        _accumulateEventState->setModKeyMask(~GUIEventAdapter::MODKEY_RIGHT_ALT & _accumulateEventState->getModKeyMask()); break;
         default: break;
     }        
 
diff --git a/src/osgGA/StateSetManipulator.cpp b/src/osgGA/StateSetManipulator.cpp
index 352729214..49ca3c420 100644
--- a/src/osgGA/StateSetManipulator.cpp
+++ b/src/osgGA/StateSetManipulator.cpp
@@ -83,6 +83,7 @@ bool StateSetManipulator::handle(const GUIEventAdapter& ea,GUIActionAdapter& aa)
 
             case 'w' :
                 cyclePolygonMode();
+                aa.requestRedraw();
                 break;
 
 #if COMPILE_TEXENVFILTER_USAGE
@@ -97,6 +98,7 @@ bool StateSetManipulator::handle(const GUIEventAdapter& ea,GUIActionAdapter& aa)
 
                     // cycle through the available modes.
                     texenvfilter->setLodBias(texenvfilter->getLodBias()+0.1);
+                    aa.requestRedraw();
                 }
                 break;
 #endif