var format= function(obj){
return (obj/100).toFixed(2).split('.').pop();
}
var time= new Date();
timeStr= time.getFullYear()+"-"+format(time.getMonths())+"-"+format(time.getDate())+" "+ format(time.getHours())+":"format(time.getMinutes());
虽然代码并没有怎么减少,但整洁了些。个人认为