Update webgl_furnace_test.html

Clean up.

examples/webgl_furnace_test.html

@@ -74,7 +74,7 @@
 
 				// camera
 				camera = new THREE.PerspectiveCamera( 40, aspect, 1, 30 );
-				camera.position.set( 0, 0, 18 )
+				camera.position.set( 0, 0, 18 );
 
 			}