(function hold() { var videoElement = document.querySelector('#CTPmediaElement1'); if (videoElement == null) return; var position = -1; videoElement.addEventListener('play', function() { if (position > 0) { videoElement.currentTime = position; } position = -1; }); document.addEventListener('visibilitychange', function() { if (document.visibilityState === 'hidden' && videoElement.paused) { position = videoElement.currentTime; } }); })(window);