private void openAs()
	{
		final JFileChooser openFile = new JFileChooser();

		openFile.setFileFilter(new FileNameExtensionFilter("Gravity files (*.glf)", "glf"));

		if (openFile.showOpenDialog(this) == JFileChooser.APPROVE_OPTION)
		{
			File file = openFile.getSelectedFile();
			String strFileName = file.getAbsolutePath();

			GravityIO gIO = new GravityIO(control);
			try
			{
				gIO.load(strFileName);
			}
			catch (ClassNotFoundException e)
			{
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
			catch (IOException e)
			{
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
			maxLevel = levels.size();
			loadLevelAndMap(1, 1);
		}
	}