public void ProcessInput(int key)
	{
		if(Keyboard.KEY_W == key)
		{
			if(holder != null)
				holder.Step(Directions.NORTH);
		}
		if(Keyboard.KEY_D == key)
		{
			if(holder != null)
				holder.Step(Directions.EAST);
		}
		if(Keyboard.KEY_A == key)
		{
			if(holder != null)
				holder.Step(Directions.WEST);
		}
		if(Keyboard.KEY_S == key)
		{
			if(holder != null)
				holder.Step(Directions.SOUTH);
		}
	}