Using IcosahedronGeometry in LOD example.

examples/webgl_lod.html

@@ -84,10 +84,11 @@
 
 				var geometry = [
 
-					[ new THREE.SphereGeometry( 100, 64, 32 ), 300 ],
-					[ new THREE.SphereGeometry( 100, 32, 16 ), 1000 ],
-					[ new THREE.SphereGeometry( 100, 16, 8 ), 2000 ],
-					[ new THREE.SphereGeometry( 100, 8, 4 ), 10000 ]
+					[ new THREE.IcosahedronGeometry( 100, 4 ), 50 ],
+					[ new THREE.IcosahedronGeometry( 100, 3 ), 300 ],
+					[ new THREE.IcosahedronGeometry( 100, 2 ), 1000 ],
+					[ new THREE.IcosahedronGeometry( 100, 1 ), 2000 ],
+					[ new THREE.IcosahedronGeometry( 100, 0 ), 8000 ]
 
 				];