Update LOD.html

Added link to example.

docs/api/objects/LOD.html

@@ -21,6 +21,10 @@
 		</p>
 
 		<h2>Example</h2>
+		
+		<p>
+			[example:webgl_lod webgl / lod ]
+		</p>
 
 		<code>
 var lod = new THREE.LOD();