var formatTime = function(val){ var hour = parseInt(val/(60*60)), minutes = parseInt((val - hour*60*60)/60), second = parseInt(val - hour*60*60 - minutes*60); return (hour>0?hour+':':'')+(minutes<10?'0'+minutes+':':minutes+':')+(second<10?'0'+second:second) } module.exports.formatTime = formatTime; {{fileName}} {{util.formatTime(currentTime)}} {{util.formatTime(totalTime)}}