diff --git a/src/sg/SpaceGame.java b/src/sg/SpaceGame.java
index 26b1b6d..b53807d 100644
--- a/src/sg/SpaceGame.java
+++ b/src/sg/SpaceGame.java
@@ -17,6 +17,7 @@ import com.jme.input.InputHandler;
 import com.jme.input.KeyInput;
 import com.jme.input.action.InputAction;
 import com.jme.input.action.InputActionEvent;
+import com.jme.math.Quaternion;
 import com.jme.math.Vector3f;
 import com.jme.util.TextureManager;
 import com.jmex.physics.DynamicPhysicsNode;
@@ -54,21 +55,25 @@ public class SpaceGame extends SimplePhysicsGame {
 
 		//light
 		//TODO
-		
+
 		//controll
 		physicsStepInputHandler = new InputHandler();
-        getPhysicsSpace().addToUpdateCallbacks( new PhysicsUpdateCallback() {
-            public void beforeStep( PhysicsSpace space, float time ) {
-                physicsStepInputHandler.update( time );
-            }
-            public void afterStep( PhysicsSpace space, float time ) {
+		getPhysicsSpace().addToUpdateCallbacks( new PhysicsUpdateCallback() {
+			public void beforeStep( PhysicsSpace space, float time ) {
+				physicsStepInputHandler.update( time );
+			}
+			public void afterStep( PhysicsSpace space, float time ) {
 
-            }
-        } );
-        physicsStepInputHandler.addAction( new MyInputAction( new Vector3f( 0, 700, 0 ) ),
-                InputHandler.DEVICE_KEYBOARD, KeyInput.KEY_HOME, InputHandler.AXIS_NONE, true );
-        physicsStepInputHandler.addAction( new MyInputAction( new Vector3f( 0, -700, 0 ) ),
-                InputHandler.DEVICE_KEYBOARD, KeyInput.KEY_END, InputHandler.AXIS_NONE, true );
+			}
+		} );
+		physicsStepInputHandler.addAction( new MyInputAction(700, MyInputAction.FORWARD),
+				InputHandler.DEVICE_KEYBOARD, KeyInput.KEY_HOME, InputHandler.AXIS_NONE, true );
+		physicsStepInputHandler.addAction( new MyInputAction(700, MyInputAction.BACK),
+				InputHandler.DEVICE_KEYBOARD, KeyInput.KEY_END, InputHandler.AXIS_NONE, true );
+		physicsStepInputHandler.addAction( new MyInputAction(700, MyInputAction.LEFT),
+				InputHandler.DEVICE_KEYBOARD, KeyInput.KEY_PGUP, InputHandler.AXIS_NONE, true );
+		physicsStepInputHandler.addAction( new MyInputAction(700, MyInputAction.RIGHT),
+				InputHandler.DEVICE_KEYBOARD, KeyInput.KEY_PGDN, InputHandler.AXIS_NONE, true );
 
 		//sphere
 		/*
@@ -86,13 +91,12 @@ public class SpaceGame extends SimplePhysicsGame {
 		ts.setTexture(texture);
 		s.setRenderState(ts);
 		dynamicNode.attachChild(s);
-		*/
-		
+		 */
+
 		Node ship = SGUtil.loadModel("sg/data/models/ships/G6.3ds");
 		ship.setLocalTranslation(new Vector3f(0,0,-40));
-		//ship.setLocalScale(0.01f);
 		dynamicNode.attachChild(ship);
-		
+
 		//ChaseCamera ccam = new ChaseCamera( cam, ship);
 		//input = ccam;
 	}
@@ -100,18 +104,26 @@ public class SpaceGame extends SimplePhysicsGame {
 	public void simpleUpdate(){
 		environment.update();
 	}
-	
+
 	private class MyInputAction extends InputAction {
-        private final Vector3f direction;
-        private final Vector3f appliedForce = new Vector3f();
-        
-        public MyInputAction( Vector3f direction ) {
-            this.direction = direction;
-        }
-        
-        public void performAction( InputActionEvent evt ) {
-            appliedForce.set( direction ).multLocal( evt.getTime() );
-            dynamicNode.addForce( appliedForce );
-        }
-    }
+		public static final int FORWARD = 1;
+		public static final int BACK = 2;
+		public static final int LEFT = 3;
+		public static final int RIGHT = 4;
+		private final float force;
+		private final Vector3f appliedForce = new Vector3f();
+		private Vector3f rotation;
+		private final int direction;
+
+		public MyInputAction(float force, int direction) {
+			this.force = force;
+			this.direction = direction;
+		}
+
+		public void performAction( InputActionEvent evt ) {
+			rotation = dynamicNode.getLocalRotation().getRotationColumn(2);
+			appliedForce.set(rotation.mult(force)).multLocal( evt.getTime() );
+			dynamicNode.addForce(appliedForce);
+		}
+	}
 }
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