La lune et ses cycles
Télécharger ici le script ( 2 Ko )
Copier entre les balises <head> et </head>
<script language="JavaScript" type="text/javascript">
<!-- Script trouvé par webmaster@gendnetclub.com-->
<!--
function getMoonAge(year, month, day)
{
d = Math.floor(year/19)
r = year-(d*19) //r is the remainder
of (year/19)
while (r>9)
{
r
= r-19
}
r = r*11
while (r>29)
{
r
= r-30
}
if (month<3)
{
month
= month+2
}
r = r+month+day
if (year<100)
{
r
= r-4
}
else
{
r
= r-8.3
}
while(r>29)
{
r
= r-30
}
while(r<0)
{
r
= r+30
}
return r
}
function getMoonPhase(moonAge)
{
if (moonAge<2) return "nouvelle"
if (moonAge<5) return "décroissante"
if (moonAge<11) return "
au premier quartier"
if (moonAge<13) return "décroissante"
if (moonAge<16) return "pleine"
if (moonAge<20) return "croissante"
if (moonAge<24) return "
au dernier quartier"
if (moonAge<29) return "croissante"
if (moonAge<30) return "nouvelle"
}
function getMoonPhaseImg(moonAge)
{
if (moonAge<2) return "moonnew"
if (moonAge<5) return "waningcresent"
if (moonAge<11) return "firstquarter"
if (moonAge<13) return "waninggibbous"
if (moonAge<16) return "moonfull"
if (moonAge<20) return "waxinggibbous"
if (moonAge<24) return "lastquarter"
if (moonAge<29) return "waxingcresent"
if (moonAge<30) return "moonnew"
}
monthNames = new Array(13)
monthNames[1] = "Jan"
monthNames[2] = "Fév"
monthNames[3] = "Mars"
monthNames[4] = "Avr"
monthNames[5] = "Mai"
monthNames[6] = "Juin"
monthNames[7] = "Jui"
monthNames[8] = "Août"
monthNames[9] = "Sept"
monthNames[10] = "Oct"
monthNames[11] = "Nov"
monthNames[12] = "Dec"
dayNames = new Array(8)
dayNames[1] = "Dim"
dayNames[2] = "Lun"
dayNames[3] = "Mar"
dayNames[4] = "Mer"
dayNames[5] = "Jeu"
dayNames[6] = "Ven"
dayNames[7] = "Sam"
function getLongDate(dateObj)
{
theDay = dayNames[dateObj.getDay()+1]
theMonth = monthNames[dateObj.getMonth()+1]
theDate = dateObj.getDate()
theYear = dateObj.getFullYear()
return ""+theDay+",
"+theDate+" "+theMonth
}
function getNextFull(moonAge)
{
currMilSecs = (new Date()).getTime()
daysToGo = 15 - moonAge
while(daysToGo<2)
{
daysToGo
= daysToGo+29
}
milSecsToGo = daysToGo*24*60*60*1000
nextMoonTime = currMilSecs+milSecsToGo
nextMoonDate = new Date(nextMoonTime)
return nextMoonDate
}
function getNextNew(moonAge)
{
currMilSecs = (new Date()).getTime()
daysToGo = 29 - moonAge
while(daysToGo<2)
{
daysToGo
= daysToGo+29
}
milSecsToGo = daysToGo*24*60*60*1000
nextMoonTime = currMilSecs+milSecsToGo
nextMoonDate = new Date(nextMoonTime)
return nextMoonDate
}
//-->
</script>
Copier entre les balises le <body> et </body> :
<script language="JavaScript" type="text/javascript">
<!--
theDate = new Date()
theYear = theDate.getYear()
theMonth = theDate.getMonth()+1
theDay = theDate.getDate()
theMoonAge = getMoonAge(theYear, theMonth, theDay)
theMoonPhase = getMoonPhase(theMoonAge)
theMoonPhase = getMoonPhaseImg(theMoonAge)
theMoonPhase = getMoonPhase(theMoonAge)
document.write(" La lune est "+theMoonPhase+"<br>")
document.write("<strong>Nouvelle</strong> lune: ")
document.write(""+getLongDate( getNextNew(theMoonAge))+"<br>")
document.write("<strong>Pleine</strong> lune: ")
document.write(""+getLongDate(getNextFull(theMoonAge)))
document.write('<br clear=all>')
//-->
</script>
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