在jquery甘特图上自动更新时间戳

I have created a gantt chart, which acts as a rota shift chart, which is intended for use of delivery drivers and times available. What I want the gantt chart to do is to, update to the current day, each time it is opened. At the moment it is using a unix timestamp to bring up the day and time. the jquery used to load the gantt chart is:I have created a gantt chart, which acts as a r