function MP(day){
day2=new Date();
day2=day; Date(day);
var Y=day2.getFullYear();
var M=day2.getMonth()+1;
var D=day2.getDate();
var YY,MM,K1,K2,K3,J,V,IP,AG;
YY=Y-Math.floor((12-M)/10);
MM=M+9;
if (MM>=12) {MM=MM-12};
K1=Math.floor(365.25*(YY+4712));
K2=Math.floor(30.6*MM+.5);
K3=Math.floor(Math.floor((YY/100)+49)*.75)-38;
J=K1+K2+D+59;
if (J>2299160) {J=J-K3};
V=(J-2451550.1)/29.530588853;
V=V-Math.floor(V);
if (V<0) {V=V+1};
IP=V;
AG=IP*29.53;
IP=IP*Math.PI*2
return IP;
}
function calceclp(calcmonth,calcyear){
//Eclipse's
EC1=0;
EC2=0;
EM1="";
EM2="";
R1=3.14159265/180;
U=0;
Y=calcyear;
calcmonth++;
G=1;
K0=Math.floor((Y-1900)*12.3685);
T=(Y-1899.5)/100;
T2=T*T;
T3=T*T*T;
J0=2415020+29*K0;
F0=0.0001178*T2-0.000000155*T3;
F0=F0+0.75933+0.53058868*K0;
F0=F0-0.000837*T-0.000335*T2;
J0=J0+Math.floor(F0);
F0=F0-Math.floor(F0);
M0=K0*0.08084821133;
M0=360*(M0-Math.floor(M0))+359.2242;
M0=M0-0.0000333*T2;
M0=M0-0.00000347*T3;
M1=K0*0.07171366128;
M1=360*(M1-Math.floor(M1))+306.0253;
M1=M1+0.0107306*T2;
M1=M1+0.00001236*T3;
B1=K0*0.08519585128;
B1=360*(B1-Math.floor(B1))+21.2964;
B1=B1-0.0016528*T2;
B1=B1-0.00000239*T3;
for (K9=1;K9<=27;K9=K9+2){
J=J0+14*K9;
F=F0+0.765294*K9;
K=K9/2;
M5=(M0+K*29.10535608)*R1;
M6=(M1+K*385.81691806)*R1;
B6=(B1+K*390.67050646)*R1;
F=F-0.4068*Math.sin(M6);
F=F+(0.1734-0.000393*T)*Math.sin(M5);
F=F+0.0161*Math.sin(2*M6);
F=F-0.0104*Math.sin(2*B6);
F=F-0.0074*Math.sin(M5-M6);
F=F-0.0051*Math.sin(M5+M6);
F=F+0.0021*Math.sin(2*M5);
F=F+0.5/1440;
J=J+Math.floor(F);
F=F-Math.floor(F);
function eclipser(){
estr="";
D7=0;
if (Math.abs(Math.sin(B6))>0.36){return 0}
S=5.19595-0.0048*Math.cos(M5);
S=S+0.0020*Math.cos(2*M5);
S=S-0.3283*Math.cos(M6);
S=S-0.0060*Math.cos(M5+M6);
S=S+0.0041*Math.cos(M5-M6);
C1=0.2070*Math.sin(M5);
C1=C1+0.0024*Math.sin(2*M5);
C1=C1-0.0390*Math.sin(M6);
C1=C1+0.0115*Math.sin(2*M6);
C1=C1-0.0073*Math.sin(M5+M6);
C1=C1-0.0067*Math.sin(M5-M6);
C1=C1+0.0117*Math.sin(2*B6);
D9=Math.abs(S*Math.sin(B6)+C1*Math.cos(B6));
U=0.0059+0.0046*Math.cos(M5);
U=U-0.0182*Math.cos(M6);
U=U+0.0004*Math.cos(2*M6);
U=U-0.0005*Math.cos(M5+M6);
RP=1.2847+U;
RU=0.7404-U;
MPE=(1.5572+U-D9)/0.545;
if (MPE<0){return}
MU=(1.0129-U-D9)/0.545;
D5=1.5572+U;
D6=1.0129-U;
D7=0.4679-U;
N=(0.5458+0.04*Math.cos(M6))/60;
D5=((D5*D5-D9*D9)*(D5*D5-D9*D9))/N;
if (!(MU<=0)){ D6=((D6*D6-D9*D9)*(D6*D6-D9*D9))/N};
if (!(MU<=1)){ D7=((D7*D7-D9*D9)*(D7*D7-D9*D9))/N};
Jq=J;
Fq=F;
G=1;
if ( Y<1583){G=0}
Fq=Fq+0.5;
if (!(Fq<1)){
Fq=Fq-1;
Jq=Jq+1;
}
if (G=1){ A1=Math.floor((Jq/36524.25)-51.12264);
A=Jq+1+A1-Math.floor(A1/4)
}
else {A=Jq};
B=A+1524;
C=Math.floor((B/365.25)-0.3343);
Dq=Math.floor(365.25*C);
E=Math.floor((B-Dq)/30.61);
Dq=B-Dq-Math.floor(30.61*E)+Fq;
Mq=E-1;
Yq=C-4716;
if (E>13.5){Mq=Mq-12};
if (Mq<2.5) {Yq=Yq+1};
D1=Math.floor(Dq);
H=24*(Dq-D1);
H1=Math.floor(H);
M9=Math.floor(60*(H-H1));
if (M9<10){M9="0"+M9};
if (MU<0 ){estr=estr+"Partielle Mondfinsternis - "}
else{
D6=Math.floor(D6+0.5);
estr=estr+"Totale Mondfinsternis - ";
}
if (!(MU<0 )){
D6=Math.floor(D6+0.5);
D7=Math.floor((D7+0.5)*10)/10;
estr=estr+D7+" Minuten Dauer, ";
}
estr=estr+"maximale Deckung "+H1+":"+M9+" UT";
if ((Mq == calcmonth) && (Yq == calcyear)) {
if (EC1==0)
{EC1=D1;EM1=estr}
else
{EC2=D1;EM2=estr}
}
}
}
}
function calc(calcmonth,calcyear){
calceclp(calcmonth,calcyear);
//10 REM NEW AND FULL MOONS
//12 REM
//14 REM
var Y,JJ,K1,K2,K3,D,M,MM,FM1,FM2,NM1,NM2;
FM1=0;
FM2=0;
NM1=0;
NM2=0;
Tt1="";
Tt2="";
Tt3="";
Tt4="";
Y=calcyear; // year
M=calcmonth;
M++;
D=-1;
YY=Y-Math.floor((12-M)/10);
MM=M+9;
if(MM>=12){MM=MM-12}
K1=Math.floor(365.25*(YY+4712));
K2=Math.floor(30.6*MM+.5);
K3=Math.floor(Math.floor((YY/100)+49)*.75)-38;
JJ=K1+K2+D+59;
if (JJ>2299160){JJ=JJ-K3}
var A,B,C,Dq,E,G,D1,H1,M9,Mq,H,Yq,A1,Fq,Jq;
var R1,U,K0,T,T2,T3,J0,F0,J,M0,M1,B1,M5,M6,K9,F;
R1=3.14159265/180;
U=0;
K0=Math.floor((Y-1900)*12.3685);
T=(Y-1899.5)/100;
T2=T*T;
T3=T*T*T;
J0=2415020+29*K0;
F0=0.0001178*T2-0.000000155*T3;
F0=F0+0.75933+0.53058868*K0;
F0=F0-0.000837*T-0.000335*T2;
J=J+Math.floor(F);
F=F-Math.floor(F);
M0=K0*0.08084821133;
M0=360*(M0-Math.floor(M0))+359.2242;
M0=M0-0.0000333*T2;
M0=M0-0.00000347*T3;
M1=K0*0.07171366128;
M1=360*(M1-Math.floor(M1))+306.0253;
M1=M1+0.0107306*T2;
M1=M1+0.00001236*T3;
B1=K0*0.08519585128;
B1=360*(B1-Math.floor(B1))+21.2964;
B1=B1-0.0016528*T2;
B1=B1-0.00000239*T3;
for(K9=0;K9<29;K9++){
J=J0+14*K9;
F=F0+0.765294*K9;
K=K9/2;
M5=(M0+K*29.10535608)*R1;
M6=(M1+K*385.81691806)*R1;
B6=(B1+K*390.67050646)*R1;
F=F-0.4068*Math.sin(M6);
F=F+(0.1734-0.000393*T)*Math.sin(M5);
F=F+0.0161*Math.sin(2*M6);
F=F+0.0104*Math.sin(2*B6);
F=F-0.0074*Math.sin(M5-M6);
F=F-0.0051*Math.sin(M5+M6);
F=F+0.0021*Math.sin(2*M5);
F=F+0.0010*Math.sin(2*B6-M6);
J=J+Math.floor(F);
F=F-Math.floor(F);
Jq=J;
Fq=F;
G=1;
if ( Y<1583){G=0}
Fq=Fq+0.5;
if (!(Fq<1)){
Fq=Fq-1;
Jq=Jq+1;
}
if (G=1){ A1=Math.floor((Jq/36524.25)-51.12264);
A=Jq+1+A1-Math.floor(A1/4)
}
else {A=Jq};
B=A+1524;
C=Math.floor((B/365.25)-0.3343);
Dq=Math.floor(365.25*C);
E=Math.floor((B-Dq)/30.61);
Dq=B-Dq-Math.floor(30.61*E)+Fq;
Mq=E-1;
Yq=C-4716;
if (E>13.5){Mq=Mq-12};
if (Mq<2.5) {Yq=Yq+1};
D1=Math.floor(Dq);
H=24*(Dq-D1);
H1=Math.floor(H);
M9=Math.floor(60*(H-H1));
if (M9<10){M9="0"+M9};
if ((U==0) && (Mq==M) && (Yq==Y)){if (NM1==0){NM1=D1;Tt1=H1+":"+M9} else {if(NM2==0){NM2=D1;Tt2=H1+":"+M9}}};
if ((U==1) && (Mq==M) && (Yq==Y)){if (FM1==0){FM1=D1;Tt3=H1+":"+M9} else {if(FM2==0){FM2=D1;Tt4=H1+":"+M9}}};
U=U+1;
if (U==2){U=0};
}
var temp,dayoffset,days,i,j,monthnames,todayday;
today=new Date(Date.UTC(calcyear,calcmonth,10,1,1));
month=new Date(Date.UTC(calcyear,calcmonth,10,1,1));
todayday=today.getDate();
month.setDate(1);
dayoffset=month.getDay()-1;
if (dayoffset==-1){dayoffset=6};
today.setDate(1);
today.setMonth(today.getMonth()+1);
days=(today-month)/1000/60/60/24;
month.setHours(11);
monthnames=["Januar","Februar","März","April","Mai","Juni","Juli","August","September","Oktober","November","Dezember"];

document.open();
document.write('<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml" dir="ltr" lang="de-DE"><head><link rel="stylesheet" href="http://www.oktobermond.de/blog/wp-content/themes/Oktobermond/style.css" type="text/css" media="screen" /><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Mondkalender - Berechne die Mondphasen &raquo; Oktobermond</title></head><body>');
document.write('<div style="margin:0 auto; text-align:center;width:100%;"><table class="table_mk"><tr><td colspan="7"><strong>Mondphasen im ', monthnames[month.getMonth()],' ',month.getFullYear(),'</strong><br /><br /></td></tr><tr><td class="td_mk">Montag</td><td class="td_mk">Dienstag</td><td class="td_mk">Mittwoch</td><td class="td_mk">Donnerstag</td><td class="td_mk">Freitag</td><td class="td_mk">Samstag</td><td class="td_mk">Sonntag</td></tr><tr><td colspan="7">&nbsp;</td>');
MD1="Neumond "+Tt1;
MD3="Vollmond "+Tt3+"&nbsp;";
MD2="Neumond "+Tt2;            //Zeile löschen, falls Bluemoon nicht klappt!
MD4="Vollmond "+Tt4+"&nbsp;";  //Zeile löschen, falls Bluemoon nicht klappt!
for (i=0;i<(days+dayoffset)/7;i++){
document.write('</tr><tr>');
for (j=1;j<8;j++){
document.write('<td class="td_mk">');
if ((i*7)+j-dayoffset<=0 || (i*7)+j-dayoffset>days){
document.write("&nbsp;");}
else {
document.write((i*7)+j-dayoffset);   //date ##########
if ((i*7)+j-dayoffset==FM1){document.write(' Vollmond')}
if ((i*7)+j-dayoffset==FM2){document.write(' Vollmond')}  //Zeile löschen, falls Bluemoon nicht klappt!
if ((i*7)+j-dayoffset==NM2){document.write(' Neumond')}   //Zeile löschen, falls Bluemoon nicht klappt!
if ((i*7)+j-dayoffset==NM1){document.write(' Neumond')}
document.write('<br />');
month.setDate((i*7)+j-dayoffset);
document.write('<img src="http://www.oktobermond.de/blog/wp-includes/images/mond/moon',Math.floor(MP(month)*29/2/Math.PI)+1,'.gif" width="50" height="50" alt="" style="padding:4px;"');
if ((i*7)+j-dayoffset==FM1){document.write(' title="',MD3,'"')}
if ((i*7)+j-dayoffset==NM1){document.write(' title="',MD1,'"')}
if ((i*7)+j-dayoffset==FM2){document.write(' title="',MD4,'" alt="',MD4,'"')}   //Zeile löschen, falls Bluemoon nicht klappt!
if ((i*7)+j-dayoffset==NM2){document.write(' title="',MD2,'" alt="',MD2,'"')}   //Zeile löschen, falls Bluemoon nicht klappt!
document.write(' />');
}document.write('</td>');





}}
document.write('</tr><tr><td colspan="7" style="text-align:right;"><a href="http://www.oktobermond.de/blog/grimoire/mond/mondkalender">Neu berechnen - klick hier!</a></td></tr></table></div></body></html>');

document.close();
}
function docalc(){
var i,month,year;
for (i=0;i<document.forms[0].a.options.length;i++){if (document.forms[0].a.options[i].selected){month=document.forms[0].a.options[i].value}};
for (i=0;i<document.forms[0].b.options.length;i++){if (document.forms[0].b.options[i].selected){year=document.forms[0].b.options[i].value}};
calc(month,year);}