 			_importDataProxy = ImportDataProxy.getInstance();
 		}
 		
-		public function export(exportType:uint, exportScale:Number):void
+		public function export(exportType:uint, scale:Number, backgroundColor:uint = 0):void
 		{
 			if(_isExporting)
 			{

		public static const instance:ExportDataCommand = new ExportDataCommand();
		
		private var _fileREF:FileReference;
		private var _exportType:uint;
		private var _isExporting:Boolean;
		private var _exportScale:Number;
		
		private var _importDataProxy:ImportDataProxy;
		

						}
						else
						{
							dataBytes = getPNGBytes(_backgroundColor);
						}
						
						if(dataBytes)
