//日期格式：2006年12月21日 星期四
    var dayNames = new Array("Sun.","Mon.","Tue.","Wed.","Thu.","Fri.","Sat.");
    var now = new Date();
    document.write((now.getMonth()+1) + "." + now.getDate() + "." + now.getYear() + ". " + dayNames[now.getDay()]);