add property audio.loadedTime
add property audio.loadedTime

eriser/timbre.js,mohayonao/timbre.js,ABaldwinHunter/timbre.js-classic,ABaldwinHunter/timbre.js,eriser/timbre.js,mohayonao/timbre.js,ABaldwinHunter/timbre.js-classic,ABaldwinHunter/timbre.js