<!-- dale@ymse.com
function showMoon() {
var height=1
var size = 50
var i

// var currentDate  = new Date(96, 1, 22, 16, 15, 0)
var currentDate  = new Date()
var x = currentDate
// alert("date = "+(x.getMonth()+1)+"/"+x.getDate()+"/"+x.getYear())

// Convert it to GMT
	currentDate.setTime(currentDate.getTime() + (currentDate.getTimezoneOffset()*60000))

// Get Date (GMT) for recent full moon
// NOTE: months, hours, and minutes are 0 based
var blueMoonDate = new Date(96, 1, 3, 16, 15, 0)

// Compute length of lunar period -- source: World Almanac
var lunarPeriod  = 29*(24*3600*1000) + 12*(3600*1000) + 44.05*(60*1000)

var moonPhaseTime = (currentDate.getTime() - blueMoonDate.getTime()) % lunarPeriod
// alert("Moon phase in days = "+moonPhaseTime/(24*3600*1000))

// Compute various percentages of lunar cycle
var percentRaw = (moonPhaseTime / lunarPeriod)
	// alert("% = "+percentRaw)
var percent    = Math.round(100*percentRaw) / 100
	// alert("% = "+percent)
var percentBy2 = Math.round(200*percentRaw)

var left  = (percentRaw >= 0.5) ? "http://www.teamymse.net/layout/msvart.gif" : "http://www.teamymse.net/layout/mgul.gif"
var right = (percentRaw >= 0.5) ? "http://www.teamymse.net/layout/mgul.gif" : "http://www.teamymse.net/layout/msvart.gif"

document.write("<center>")

	if (percentBy2 > 100) {
		percentBy2 = percentBy2 - 100
		}

	for (i = -(size-1); i < size; ++i) {
		var wid=2*parseFloat(Math.sqrt((size*size)-(i*i)));
		if (percentBy2 != 100)
			document.write ("<img src="+left +" height=1 width="+(wid*((100-percentBy2)/100))+">")
		if (percentBy2 != 0)
			document.write ("<img src="+right+" height=1 width="+(wid*((percentBy2)/100))+">")
		document.write ("<br>")
	} // for

document.write(	"",
			"Nästa fullmåne om ungefär ",
			Math.round((lunarPeriod-moonPhaseTime)/(24*3600*1000)),
			" dagar",
			Math.round((lunarPeriod-moonPhaseTime)/(24*3600*1000)) != 1 ? "" : "",
			"")
}
// -->

