.getMessage( Theme.DEFAULT_THEME_NAME ) );
.getMessage( IThemeModel.DEFAULT_THEME_NAME ) );
	public Library createLibrary( )	{		Library library = new Library( this );		Theme theme = new Theme( ModelMessages				.getMessage( Theme.DEFAULT_THEME_NAME ) );		library.setProperty( IModuleModel.THEME_PROP, new ElementRefValue(				null, theme ) );		ModelUtil.insertCompatibleThemeToLibrary( library, theme );		// set initial id.		theme.setID( library.getNextID( ) );		library.addElementID( theme );		library.setValid( true );		libraries.add( library );		return library;	}