/*

 * 函  数: dateFormat

 * 功  能: 时间字符串转换函数

 * 参  数: nSeconds [in] 传入的时间值 单位S

 * 返回值: 无

 */

function dateFormat(second){

    var timeTxt="";

    var hh,mm,ss;

    hh = second / 3600 | 0;

    second = Math.round(second) - hh * 3600;

    mm = second / 60 | 0;

    ss = Math.round(second) - mm * 60;

    if(hh!==0)

    {

        if(hh<10)

        {

            timeTxt =   "0"+hh+":";

        }

        else

        {

            timeTxt =   hh+":";

        }

    }

    if(mm<10)

    {

        mm  =   "0"+mm;

    }

    timeTxt =   timeTxt+mm;

    if(ss<10)

    {

        ss  =   "0"+ss;

    }

    timeTxt =   timeTxt+":"+ss;

    return  timeTxt;