private void listFiles(String path) {
		//System.out.println("path:" + path);
		File dir = new File(path);
		File[] files = dir.listFiles();
		if (files == null)
			return;
		for (File f : files) {
			if (f.isDirectory()) {
				if (f.getAbsolutePath() != dir.getAbsolutePath())
					listFiles(f.getAbsolutePath());
			} else {
				String addcontent = f.getAbsolutePath();//.substring(beginindex);
				content.append(addcontent.replace("\\", "/")+"///");
			}
		}
	}