getNowTime() {
var date = new Date();
this.year = date.getFullYear();
this.month = date.getMonth() + 1;
this.date = date.getDate();
this.hour = date.getHours() < 10 ? "0" + date.getHours() : date.getHours();
this.minute = date.getMinutes() < 10 ? "0" + date.getMinutes() : date.getMinutes();
this.second = date.getSeconds() < 10 ? "0" + date.getSeconds() : date.getSeconds();
this.milliSeconds = date.getMilliseconds();
var currentTime = this.year+'-'+this.month + '-' + this.date + ' ' + this.hour + ':' + this.minute + ':' + this.second + '.' + this.milliSeconds;
return currentTime;
},