 + items + '\'';

		var names = [],
			i, item;

		for ( var i = 0; i < items.length; ++i ) {
			item = items[ i ];
			if ( typeof item == 'string' )
				names.push( item );
			else {
				if ( item.type == CKEDITOR.UI_SEPARATOR )
					names.push( '-' );
				else
					names.push( buttonsNames[ item.name ] );
			}
		}

		return '[ \'' + names.join( '\', \'' ) + '\' ]';
	}

	// Creates { 'lowercased': 'LowerCased' } buttons names hash.
	function createButtonsNamesHash( items ) {
		var has