private void downloadJars(){
		downloader = new FileDownloader();
		for(URL url : urlList){
			String paths[] = url.getFile().split("/");
			String fileName = paths[paths.length - 1];
			downloader.addFileDownloadItem(new FileDownloadItem(new File(dir, fileName), url));
		}
		if(Settings.useZipClient[frame.getCurrentServerIndex()]){
			try {
				downloader.addFileDownloadItem(new FileDownloadItem(new File(dir, Settings.zipClientFileName), new URL(Settings.updateUrls[frame.getCurrentServerIndex()] + Settings.zipClientFileName)));
			} catch (MalformedURLException e) {
				e.printStackTrace();
			}
		}
		downloader.addFileDownloadListener(new FileDownloadListener() {
			
			@Override
			public void onProgressChanged(FileDownloadEvent event) {
				frame.progressBar.setValue((int) event.getProgressPercent());
				frame.txtrn.setText("загрузка " + event.getCurrentFile().toPath().getFileName().toString() + " " +
				event.getProgressPercent() + "%");
			}
		});
		downloader.start();
	}