fix pause/play times
fix pause/play times

fixes https://github.com/brion/ogv.js/issues/233

chrislearn/ogv.js,chrislearn/ogv.js,paladox/ogv.js,xzf158/ogv.js,paladox/ogv.js,xzf158/ogv.js,paladox/ogv.js,paladox/ogv.js,paladox/ogv.js,chrislearn/ogv.js,chrislearn/ogv.js,xzf158/ogv.js,xzf158/ogv.js,chrislearn/ogv.js,xzf158/ogv.js