Examples: Typo

examples/webgl_mirror_nodes.html

@@ -152,7 +152,7 @@
 
 				var planeGeo = new THREE.PlaneBufferGeometry( 100.1, 100.1 );
 
-				// mirror/refractor plane
+				// reflector/mirror plane
 				var groundMirror = new THREE.ReflectorRTT( 100, 100, { clipBias: 0.003, textureWidth: WIDTH, textureHeight: HEIGHT } );
 
 				var mask = new THREE.SwitchNode( new THREE.TextureNode( decalDiffuse ), 'w' );