//毫秒数转具体事件方法 Date.prototype.format = function (format) {
      var o = {
          "M+": this.getMonth() + 1, //month         "d+": this.getDate(), //day         "h+": this.getHours(), //hour         "m+": this.getMinutes(), //minute         "s+": this.getSeconds(), //second         "q+": Math.floor((this.getMonth() + 3) / 3), //quarter         "S": this.getMilliseconds() //millisecond     }     if (/(y+)/.test(format)) {
          format = format.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length));     }     for (var k in o) {
          if (new RegExp("(" + k + ")").test(format)) {
              format = format.replace(RegExp.$1, RegExp.$1.length == 1 ? o[k] : ("00" + o[k]).substr(("" + o[k]).length));         }     }     return format; }