public boolean delFile(String filePathAndName) {
		boolean bea = false;
		try {
			String filePath = filePathAndName;
			File myDelFile = new File(filePath);
			if (myDelFile.exists()) {
				myDelFile.delete();
				bea = true;
			} else {
				bea = false;
				message = (filePathAndName + "删除文件操作出错");
			}
		} catch (Exception e) {
			message = e.toString();
		}
		return bea;
	}