// JavaScript Document
 <!-- Calculatrice de l'age de grossesse créé par Dr Aly Abbara, http://www.aly-abbara.com -->
 <!-- le fonctionnement du calendrier est assuré par les calculs du jour julien et ses conversions selon des formules extraites des publications de la société astronomique de France -->
w = self;
function calculjjactuel(form) {
    MM=(form.nmonth.value=="")? "0" : eval(form.nmonth.value);
    DD=(form.nday.value=="")? "0": eval(form.nday.value);
    YY=(form.nyear.value=="") ? "0" :eval(form.nyear.value);
   if ((form.nmonth.value < 1) || (form.nmonth.value > 12) || (form.nday.value < 1) || (form.nday.value > 31) || (form.nmonth.value == "") || (form.nday.value == "") || (form.nyear.value == "")) {
      MM = "Invalid"}
   if (((form.nmonth.value == 4) || (form.nmonth.value == 6) || (form.nmonth.value == 9) || (form.nmonth.value == 11)) && (form.nday.value > 30)) {
      MM = "Invalid"}
   if (form.nmonth.value > 12) {
      form.nmonth.value = "Invalid"}
   if (((form.nmonth.value == 2)) && (form.nday.value > 29)) {
      MM = "Invalid"}
   if (((form.nmonth.value == 2)) && (form.nday.value==29) && ((form.nyear.value%4==0&&form.nyear.value%100!=0)||form.nyear.value%400==0)) {
	  MM = ""}
   if (((form.nmonth.value == 2)) && (form.nday.value==29) && ((form.nyear.value%4==1&&form.nyear.value%100!=1)||form.nyear.value%400==1)) {
	  MM = "Invalid"}
   if (((form.nmonth.value == 2)) && (form.nday.value==29) && ((form.nyear.value%4==2&&form.nyear.value%100!=2)||form.nyear.value%400==2)) {
	  MM = "Invalid"}
   if (((form.nmonth.value == 2)) && (form.nday.value==29) && ((form.nyear.value%4==3&&form.nyear.value%100!=3)||form.nyear.value%400==3)) {
	  MM = "Invalid"}
   if (form.nday.value > 31) {
      form.nday.value = "Invalid"}
   if (form.nmonth.value > 12) {
      form.nmonth.value = "Invalid"}
    with (Math) {  
      GGG = 1;
      if( YY < 1582 ) GGG = 0;
      if( YY <= 1582 && MM < 10 ) GGG = 0;
      if( YY <= 1582 && MM == 10 && DD < 5 ) GGG = 0;
      JD = -1 * floor(7 * (floor((MM + 9) / 12) + YY) / 4);
      S = 1;
      if ((MM - 9)<0) S=-1;
      A = abs(MM - 9);
      J1 = floor(YY + S * floor(A / 7));
      J1 = -1 * floor((floor(J1 / 100) + 1) * 3 / 4);
      JD = JD + floor(275 * MM / 9) + DD + (GGG * J1);
      JD = JD + 1721027 + 2 * GGG + 367 * YY - 0.5;
	  K1 = (JD + 1.5);
	  K2 = (K1/7);
	  K3 = K2 - floor(K2);
	  JS = round(K3*7 + 0.000000000317);
	  } 
	  form.jsemaine.value = JS   
   if (form.jsemaine.value == 0) {
      form.jsemaine.value = "dimanche"} else
   if (form.jsemaine.value == 1) {
      form.jsemaine.value = "lundi"} else
   if (form.jsemaine.value == 2) {
      form.jsemaine.value = "mardi"} else
   if (form.jsemaine.value == 3) {
      form.jsemaine.value = "mercredi"} else
   if (form.jsemaine.value == 4) {
      form.jsemaine.value = "jeudi"} else
   if (form.jsemaine.value == 5) {
      form.jsemaine.value = "vendredi"} else
   if (form.jsemaine.value == 6) {
      form.jsemaine.value = "samedi"}
}
function ddgjj(form) {
    MMAG=(form.mmddg.value=="")? "0" : eval(form.mmddg.value);
    DDAG=(form.jjddg.value=="")? "0": eval(form.jjddg.value);
    YYAG=(form.aaddg.value=="")? "0" :eval(form.aaddg.value);
    with (Math) {  
      GGGAG = 1;
      if( YYAG < 1582 ) GGGAG = 0;
      if( YYAG <= 1582 && MMAG < 10 ) GGGAG = 0;
      if( YYAG <= 1582 && MMAG == 10 && DDAG < 5 ) GGGAG = 0;
      JDAG = -1 * floor(7 * (floor((MMAG + 9) / 12) + YYAG) / 4);
      SAG = 1;
      if ((MMAG - 9)<0) SAG=-1;
      AAG = abs(MMAG - 9);
      J1AG = floor(YYAG + SAG * floor(AAG / 7));
      J1AG = -1 * floor((floor(J1AG / 100) + 1) * 3 / 4);
      JDAG = JDAG + floor(275 * MMAG / 9) + DDAG + (GGGAG * J1AG);
      JDAG = JDAG + 1721027 + 2 * GGGAG + 367 * YYAG - 0.5;
	  K1 = (JDAG + 1.5);
	  K2 = (K1/7);
	  K3 = K2 - floor(K2);
	  JSAG = round(K3*7 + 0.000000000317);
      Age = JD - JDAG;
      WG = floor(Age/7);
      JRWG = round(((Age/7) - floor(Age/7))*7 + 0.000000000317);
	  WA = WG + 2;
      MG = floor(Age/30.4368499166667);
      JRMG = round(((Age/30.4368499166667) - floor(Age/30.4368499166667))*30.4368499166667 + 0.000000000317);
	  }  
	  form.jsemaineddg.value = JSAG   
	  form.agejour.value = Age 
	  form.agesemaineg.value = WG 
	  form.agesemainea.value = WA 
	  form.jourrestantwg.value = JRWG 
	  form.jourrestantwa.value = JRWG 
	  form.agemois.value = MG 
	  form.jourrestantmg.value = JRMG 
   if (form.jsemaineddg.value == 0) {
      form.jsemaineddg.value = "dimanche"} else
   if (form.jsemaineddg.value == 1) {
      form.jsemaineddg.value = "lundi"} else
   if (form.jsemaineddg.value == 2) {
      form.jsemaineddg.value = "mardi"} else
   if (form.jsemaineddg.value == 3) {
      form.jsemaineddg.value = "mercredi"} else
   if (form.jsemaineddg.value == 4) {
      form.jsemaineddg.value = "jeudi"} else
   if (form.jsemaineddg.value == 5) {
      form.jsemaineddg.value = "vendredi"} else
   if (form.jsemaineddg.value == 6) {
      form.jsemaineddg.value = "samedi"}
}
function calculjourjulienT9(form) {
    MMT9= eval(form.mmddg.value) + 9 ;
    DDT9= eval(form.jjddg.value) + 0;
   if ((form.mmddg.value == 5) || (form.mmddg.value == 7) || (form.mmddg.value == 12)) {
      DDT9 = eval(form.jjddg.value) + 1;}
    YYT9= eval(form.aaddg.value)+ 0;
    with (Math) {  
      GGGT9 = 1;
      if( YYT9 < 1582 ) GGGT9 = 0;
      if( YYT9 <= 1582 && MMT9 < 10 ) GGGT9 = 0;
      if( YYT9 <= 1582 && MMT9 == 10 && DDT9 < 5 ) GGGT9 = 0;
      JDT9 = -1 * floor(7 * (floor((MMT9 + 9) / 12) + YYT9) / 4);
      ST9 = 1;
      if ((MMT9 - 9)<0) ST9=-1;
      AT9 = abs(MMT9 - 9);
      J1T9 = floor(YYT9 + ST9 * floor(AT9 / 7));
      J1T9 = -1 * floor((floor(J1T9 / 100) + 1) * 3 / 4);
      JDT9 = JDT9 + floor(275 * MMT9 / 9) + DDT9 + (GGGT9 * J1T9);
      JDT9 = JDT9 + 1721027 + 2 * GGGT9 + 367 * YYT9 - 0.5;
	  K1 = (JDT9 + 1.5);
	  K2 = (K1/7);
	  K3 = K2 - floor(K2);
	  JST9 = round(K3*7 + 0.000000000317);
	  DURRETG = JDT9 - JDAG;
	  JRTERME = JDT9 - JD;
      WR = floor(JRTERME/7);
      JRWR = round(((JRTERME/7) - floor(JRTERME/7))*7 + 0.000000000317);
      MR = floor(JRTERME/30.4368499166667);
      JRMR = round(((JRTERME/30.4368499166667) - floor(JRTERME/30.4368499166667))*30.4368499166667 + 0.000000000317);
	  }  
      form.dureetotaleg.value = DURRETG
	  form.jsemaineterme.value = JST9 
	  form.jourrestantterme.value = JRTERME
	  form.semainerestantterme.value = WR
	  form.semainerestanttermej.value = JRWR
	  form.moisrestantterme.value = MR
	  form.moisrestanttermej.value = JRMR
   if (form.jsemaineterme.value == 0) {
      form.jsemaineterme.value = "dimanche"} else
   if (form.jsemaineterme.value == 1) {
      form.jsemaineterme.value = "lundi"} else
   if (form.jsemaineterme.value == 2) {
      form.jsemaineterme.value = "mardi"} else
   if (form.jsemaineterme.value == 3) {
      form.jsemaineterme.value = "mercredi"} else
   if (form.jsemaineterme.value == 4) {
      form.jsemaineterme.value = "jeudi"} else
   if (form.jsemaineterme.value == 5) {
      form.jsemaineterme.value = "vendredi"} else
   if (form.jsemaineterme.value == 6) {
      form.jsemaineterme.value = "samedi"}
}
function conversionjourjulienT9(form) {
   JDT9== ""
   with (Math) {  
   Z = floor(JDT9+0.5);
   F = JDT9+0.5 - Z;
   if (Z < 2299161) {
      A = Z
	} else
      {I = floor((Z - 1867216.25)/36524.25);
      A = Z + 1 + I - floor(I/4);
    }
   B = A + 1524;
   C = floor((B - 122.1)/365.25);
   D = floor(365.25 * C);
   T = floor((B - D)/ 30.6001);
   RJ = B - D - floor(30.6001 * T) + F;
   JJT9 = floor(RJ);
   if (T < 13.5) {
      MMT9 = T - 1
   } else
   { if (T > 13.5)  MMT9 = T - 13 
   } 
   if (MMT9 > 2.5) {
      AAT9 = C - 4716 } else
   { if (MMT9 < 2.5) AAT9 = C - 4715
   }
   }
    form.nmoisT9.value =  MMT9;
    form.njourT9.value   =  JJT9;
    form.nanneeT9.value  =  AAT9;
   if (form.nmoisT9.value == 1) {
      form.nmoisT9.value = "janvier"}
   if (form.nmoisT9.value == 2) {
      form.nmoisT9.value = "février"}
   if (form.nmoisT9.value == 3) {
      form.nmoisT9.value = "mars"}
   if (form.nmoisT9.value == 4) {
      form.nmoisT9.value = "avril"}
   if (form.nmoisT9.value == 5) {
      form.nmoisT9.value = "mai"}
   if (form.nmoisT9.value == 6) {
      form.nmoisT9.value = "juin"}
   if (form.nmoisT9.value == 7) {
      form.nmoisT9.value = "juillet"}
   if (form.nmoisT9.value == 8) {
      form.nmoisT9.value = "août"}
   if (form.nmoisT9.value == 9) {
      form.nmoisT9.value = "septembre"}
   if (form.nmoisT9.value == 10) {
      form.nmoisT9.value = "octobre"}
   if (form.nmoisT9.value == 11) {
      form.nmoisT9.value = "novembre"}
   if (form.nmoisT9.value == 12) {
      form.nmoisT9.value = "décembre"}
}
function Newdate(form) {
	form.nmonth.value = "";
	form.nday.value = "";
	form.nyear.value = "";
	form.nday.focus();
}
function startdate() {
 gettheDate()
}
function gettheDate() {
 Todays = new Date();
 TheYear = (Todays.getYear());
 TheMonth = (Todays.getMonth() + 1);
 TheDay = Todays.getDate();
 document.form.nyear.value = TheYear;
 document.form.nmonth.value = TheMonth;
 document.form.nday.value = TheDay;
}
// JavaScript Document
 <!-- Calculatrice de l'age de grossesse créé par Dr Aly Abbara, http://www.aly-abbara.com -->
 <!-- le fonctionnement du calendrier est assuré par les calculs du jour julien et ses conversions selon des formules extraites des publications de la société astronomique de France -->