function submitCalendar(action,day)
{
   document.calendarFrm.day.value = day;
   document.calendarFrm.action = action;
   document.calendarFrm.submit();
}


ns4 = (document.layers)? true:false
ie4 = (document.all)? true:false

// inicjalizacja kalendarza - zawsze po odswierzeniu strony
// pobierz aktualna date
d = new Date();
y = d.getYear();
m = d.getMonth()+1;
drawCalendar(y,m);

document.calendarFrm.year.selectedIndex = -(2010-y);
document.calendarFrm.month.selectedIndex = m-1;
document.onmousedown = mouseDown;



function mouseDown() {
	if (ns4) calendar = calendar.blockDiv
	if (ie4) calendar = calendarDiv.style
	var x = (ns4)? e.pageX : event.x+document.body.scrollLeft;
	var y = (ns4)? e.pageY : event.y+document.body.scrollTop;
   if ( isVisible(calendar) &&
        ((x<calendar.xpos)||
        (y<calendar.ypos)||
        (x>calendar.xpos+160)||
        (y>calendar.ypos+210)
        ) ) {
      hideObject(calendar);
   }
}

function initCalendar() {
	if (ns4) calendar = calendar.blockDiv
	if (ie4) calendar = calendarDiv.style
	calendar.xpos = parseInt(calendar.left)
	calendar.ypos = parseInt(calendar.top)
   
   hideObject(calendar);
}

function moveTo(obj,x,y) {
	obj.xpos = x
	obj.left = obj.xpos
	obj.ypos = y
	obj.top = obj.ypos
}

function moveBy(obj,x,y) {
	obj.xpos += x
	obj.left = obj.xpos
	obj.ypos += y
	obj.top = obj.ypos
}

function getDivX(obj) {
	if (ns4) return obj.xpos;
	if (ie4) return obj.left;
}

function getDivY(obj) {
	if (ns4) return obj.ypos;
	if (ie4) return obj.top;
}

function showObject(obj) {
	if (ns4) obj.visibility = "show"
	else if (ie4) obj.visibility = "visible"
}

function hideObject(obj) {
	if (ns4) obj.visibility = "hide"
	else if (ie4) obj.visibility = "hidden"
}

function isVisible(obj) {
	if (ns4)
      if (obj.visibility == "show")
         return true;
      else
         return false;
   if (ie4)
      if (obj.visibility == "visible")
         return true;
      else
         return false;
}

var calendar_mode = 0;

//function getDate(input_obj,img_div)
function getCalendarDate(input_obj, mode)
{
   calendar_mode = mode;
	if (ns4) calendar = calendar.blockDiv
	if (ie4) calendar = calendarDiv.style
   if (isVisible(calendar)==true) {
      hideObject(calendar);
   }else {
      refreshCalendar();
     moveTo(calendar,
        document.body.scrollLeft+event.clientX,
        document.body.scrollTop+event.clientY );
      showObject(calendar);
   }
   calendar_input = input_obj;
}

function refreshCalendar()
{
   year = document.calendarFrm.year.value;
   month = document.calendarFrm.month.value;
   drawCalendar(year,month);
   document.calendarFrm.year.selectedIndex = year-2010;
   document.calendarFrm.month.selectedIndex = month-1;
}

function selectDay(day)
{
   hideObject(calendar);
   calendar_input.value = document.calendarFrm.year.value + "-";
   if (document.calendarFrm.month.value<10) calendar_input.value += "0";
   calendar_input.value += document.calendarFrm.month.value + "-";
   if (day<10) calendar_input.value += "0";
   calendar_input.value += day;
}

function drawCalendar(year, month)
{
   s = "<form name=calendarFrm method=POST><img src='img/dot.gif' height=12><br>";
   s += "<input name=day type=hidden>";
   s += "<table border=0 cellpadding=0 cellspacing=0 style='border : 1px solid #000000;' class=tabR3><tr><td>";
   s += "<table border=0 bgcolor=''  cellPadding=3 cellSpacing=0 width=100%><tr><td align=center>";
   s += "      <select name=year class=C2 size=1 onChange=\"refreshCalendar()\">";
   s += "         <option value='2004'  selected>2004</option>";
   s += "         <option value='2005'>2005</option>";
   s += "         <option value='2006'>2006</option>";
   s += "         <option value='2007'>2007</option>";
   s += "      </select>";
   s += "      <select name=month class=C2 size=1 onChange=\"refreshCalendar()\">";
   s += "         <option value='1'>styczeń</option>";
   s += "         <option value='2'>luty</option>";
   s += "         <option value='3'>marzec</option>";
   s += "         <option value='4'>kwiecień</option>";
   s += "         <option value='5'>maj</option>";
   s += "         <option value='6'>czerwiec</option>";
   s += "         <option value='7'>lipiec</option>";
   s += "         <option value='8'>sierpień</option>";
   s += "         <option value='9'>wrzesień</option>";
   s += "         <option value='10'>pa¼d¼.</option>";
   s += "         <option value='11'>listopad</option>";
   s += "         <option value='12'>grudzień</option>";
   s += "      </select>";
   s += "</td></tr></table>";
   s += "<table align=center valign=center width=100% border=0 cellpadding=3 cellspacing=1>";
   s += "<tr class=bl2>";
   s += "   <td width=13 align=center>P</td>";
   s += "   <td width=13 align=center>W</td>";
   s += "   <td width=13 align=center>¦</td>";
   s += "   <td width=13 align=center>C</td>";
   s += "   <td width=13 align=center>P</td>";
   s += "   <td width=13 align=center>S</td>";
   s += "   <td width=13 align=center><font color=#ff6600>N</font></td>";
   s += "</tr>";
   // miesiace i dni miesiaca/tygodnia liczone od 1 (NIE od 0)
	var monthlength = new Array(0,31,28,31,30,31,30,31,31,30,31,30,31);
//   year = document.calendarFrm.year.value;
//   month = document.calendarFrm.month.value;
   yearlength = 365;
	if (year/4==Math.floor(year/4) || year/400==Math.floor(year/400)) {
		monthlength[2] = 29
      yearlength = 366;
	}
   // oblicz, ktorym dniem tygodnia zaczyna sie dany rok (weekday_january)
   // 1.1.2000 zaczal sie sobota
   if (year>2000) {
      a = 6 - 1;
      for (i=2000; i<year; i++) {
   	   if (i/4==Math.floor(i/4) || i/400==Math.floor(i/400))
            a += 366;
         else
            a += 365;
      }
      weekday_january = a - Math.floor(a/7)*7 + 1;
   }else {
      weekday_january = 6;
   }
   // oblicz, ktorym dniem tygodnia zaczyna sie dany miesiac (first)
   if (month>1) {
      // oblicz ile dni uplynelo od poczatku roku do poczatku danego miesiaca
      day_of_year = weekday_january - 1; // pierwszy dzien stycznia danego roku
      for (i=1; i<month; i++) {
         day_of_year += monthlength[i];
      }
      first = day_of_year - Math.floor(day_of_year/7)*7 + 1;
   }else {
      first = weekday_january;
   }
   // pobierz ilosc dni miesiaca (days)
   days = monthlength[month];
//   first = 3;
//   days = 30;
   d = 1;
   if (month<10) m_str = "0"+month;
   else m_str = month;
   do {
      s  += "<tr class=bl2>";
      for (i=1; i<first; i++)
         s += "   <td></td>";
      for (i=first; (i<7)&&(d<=days); i++,d++) {
         if (calendar_mode==1) {
            s += "<td align=right><a class=C2 href=javascript:submitCalendar(\"index.php?jdcr62364244364941414241433641\","+d+");>"+d+"</a></td>";
         }else {
            s += "<td align=right><a class=C2 href=\"javascript:selectDay("+d+")\">"+d+"</a></td>";
         }
      }
      if (d<=days) {
         if (calendar_mode==1) {
            s += "   <td align=right><a class=C2 href=javascript:submitCalendar(\"index.php?jdcr62364244364941414241433641\","+d+");>";
         }else {
            s += "   <td align=right><a class=C2 href=\"javascript:selectDay("+d+")\">";
         }
         s += "      <font color=#ff6600>" + d + "</font></a></td>";
         d++;
         i++;
      }
      while (i<=7) {
         s += "   <td></td>";
         i++;
      }
      s += "</tr>";
      first = 1;
   }while(d<=days)
   s += "</table>";
   s += "</td></tr>";
   if (calendar_mode==1) {
      s += "<tr bgcolor=#009BF5><td>";
      s += "<table align=\"center\"><tr>";
      s += "<td align=center><a on class=C2 href=javascript:submitCalendar(\"index.php?jdcr953644443642414941414241433641\",1);>przejdŸ do roku</a></td>";
      s += "</tr><tr>";
      s += "<td align=center><a class=C2 href=javascript:submitCalendar(\"index.php?jdcr943643443642414941414241433641\",1);>przejdŸ do miesi¹ca</a></td>";
      s += "</tr></table>";
      s += "</td></tr>";
   }
   s += "</table>";
   s += "</form>";
   calendarDiv.innerHTML = s;
//   document.write(s);
}