js将秒转换成何时几分几秒

 var s=parseInt(data);
                                    var format,array;
                                    var hours = Math.floor(s/(60*60));
                                    var minutes = Math.floor(s/60)-Math.floor(s/3600)*60;
                                    var second = Math.floor(s)-Math.floor(s/60)*60;
                                    if(hours>0){
//                                       minutes=minutes-hours*60;
//                                       second=second-minutes*60-hours*60*60;
                                        format="${0}时${1}分${2}秒";
                                        array=[hours,minutes,second];
                                    }else if(minutes>0){

                                        format="${0}分${1}秒";
                                        array=[minutes,second];
                                    }else{
                                        format="${0}秒";
                                        array=[second];
                                    }
                                    html= dojo.string.substitute(format,array);