private const string dbName = @"\Data.db";


        public static string GetFileAddr()
        {
            string retaddra = System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().GetName().CodeBase);
            return retaddra;
        }

        public static SQLiteConnection GetConn()
        {
            string path = @"Data Source=" + GetFileAddr() + dbName +@";Version=3;New=false;Compress=True;";
            SQLiteConnection conn = new SQLiteConnection(path);
            return conn;
        }