The Easy Way
<script language="javascript">
<!--
document.write(Date());
-->
</script>
The easy way provides date, time and timezone information. If you want to display the date only, the following way will do that.
The Hard Way
<script language="javascript">
<!--
Today = new Date();
TodayDay = Today.getDate();
TodayMon = Today.getMonth();
TodayYear = Today.getYear();
if (TodayYear < 2000) TodayYear += 1900;
if (TodayMon == 0) { TodayMonth = "January"; }
else if (TodayMon == 1) { TodayMonth = "February"; }
else if (TodayMon == 2) { TodayMonth = "March"; }
else if (TodayMon == 3) { TodayMonth = "April"; }
else if (TodayMon == 4) { TodayMonth = "May"; }
else if (TodayMon == 5) { TodayMonth = "June"; }
else if (TodayMon == 6) { TodayMonth = "July"; }
else if (TodayMon == 7) { TodayMonth = "August"; }
else if (TodayMon == 8) { TodayMonth = "September"; }
else if (TodayMon == 9) { TodayMonth = "October"; }
else if (TodayMon == 10) { TodayMonth = "November"; }
else if (TodayMon == 11) { TodayMonth = "December"; }
else { TodayMonth = TodayMon; }
document.write(TodayMonth + " " + TodayDay + ", " + TodayYear);
-->
</script>