function CurentTime(){

    var now = new Date();

    var year = now.getFullYear();       //年

    var month = now.getMonth() + 1;     //月

    var day = now.getDate();            //日

    var hh = now.getHours();            //时

    var mm = now.getMinutes();          //分

    var ss = now.getSeconds();          //秒

    var clock = year + "-";

    if(month < 10)

        clock += "0";

    clock += month + "-";

    if(day < 10)

        clock += "0";

    clock += day + " ";

    if(hh < 10)

        clock += "0";

    clock += hh + ":";

    if (mm < 10)

        clock += '0'; 

    clock += mm + ":"; 

    if(ss < 10)

        clock += "0";

    clock +=ss;

    return(clock);

}