Merge branch 'orbit_controls_mouse_outside_window' of https://github.com/lpsinger/three.js into dev

examples/js/controls/OrbitControls.js

@@ -346,8 +346,8 @@ THREE.OrbitControls = function ( object, domElement ) {
 
 		}
 
-		scope.domElement.addEventListener( 'mousemove', onMouseMove, false );
-		scope.domElement.addEventListener( 'mouseup', onMouseUp, false );
+		document.addEventListener( 'mousemove', onMouseMove, false );
+		document.addEventListener( 'mouseup', onMouseUp, false );
 		scope.dispatchEvent( startEvent );
 
 	}
@@ -415,8 +415,8 @@ THREE.OrbitControls = function ( object, domElement ) {
 
 		if ( scope.enabled === false ) return;
 
-		scope.domElement.removeEventListener( 'mousemove', onMouseMove, false );
-		scope.domElement.removeEventListener( 'mouseup', onMouseUp, false );
+		document.removeEventListener( 'mousemove', onMouseMove, false );
+		document.removeEventListener( 'mouseup', onMouseUp, false );
 		scope.dispatchEvent( endEvent );
 		state = STATE.NONE;