Fixed transparency example.

examples/webgl_materials_transparency.html

@@ -84,6 +84,7 @@
 					metalness: 0.9,
 					roughness: 0.5,
 					shading: THREE.SmoothShading,
+					blending: THREE.NormalBlending,
 					transparent: true
 				} );
 				var geometry = new THREE.SphereGeometry( 18, 30, 30 );
@@ -100,7 +101,6 @@
 					metalness: 0.9,
 					roughness: 0.5,
 					shading: THREE.SmoothShading,
-					blending: THREE.PremultipliedAlphaBlending,
 					transparent: true
 				} );