function navmonth($direction)
	{

	if ($direction == "next")
		{
		if (document.forms.BookingCal.calmonth.selectedIndex < 11)
			{
			document.forms.BookingCal.calmonth.selectedIndex =document.forms.BookingCal.calmonth.selectedIndex + 1;
			}
		else
			{
			document.forms.BookingCal.calmonth.selectedIndex = 0;
			document.forms.BookingCal.calyear.selectedIndex = document.forms.BookingCal.calyear.selectedIndex + 1;
			}
		}
	if ($direction == "previous")
		{
		if (document.forms.BookingCal.calmonth.selectedIndex > 0)
			{
			document.forms.BookingCal.calmonth.selectedIndex = document.forms.BookingCal.calmonth.selectedIndex - 1;
			}
		else
			{
			document.forms.BookingCal.calmonth.selectedIndex = 11;
			document.forms.BookingCal.calyear.selectedIndex =document.forms.BookingCal.calyear.selectedIndex - 1;
			}
		}
	document.forms.BookingCal.submit();
	}