/* --- Swazz Javascript Calendar ---
/* --- v 1.0 3rd November 2006
By Oliver Bryant
http://calendar.swazz.org */

function getObj(objID)
{
    if (document.getElementById) {return document.getElementById(objID);}
    else if (document.all) {return document.all[objID];}
    else if (document.layers) {return document.layers[objID];}
}

function checkClick(e) {
	e?evt=e:evt=event;
	CSE=evt.target?evt.target:evt.srcElement;
	if (getObj('fc'))
		if (!isChild(CSE,getObj('fc')))
			getObj('fc').style.display='none';
}

function isChild(s,d) {
	while(s) {
		if (s==d) 
			return true;
		s=s.parentNode;
	}
	return false;
}

function Left(obj)
{
	var curleft = 0;
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curleft += obj.offsetLeft
			obj = obj.offsetParent;
		}
	}
	else if (obj.x)
		curleft += obj.x;
	return curleft;
}

function Top(obj)
{
	var curtop = 0;
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curtop += obj.offsetTop
			obj = obj.offsetParent;
		}
	}
	else if (obj.y)
		curtop += obj.y;
	return curtop;
}
	
document.write('<div id="fc" class="ffbug" style="position: absolute; z-index: 1; display:none"><table style="border-collapse:collapse;background:#FFFFFF;border:1px solid #0450bf;" cellpadding=2>');
document.write('<tr><td style="cursor:pointer" onclick="csubm()"><img src="../foto/arrow-l.gif" alt="Monat zur&uuml;ck"></td><td colspan=5 id="mns" align="center" style="font:bold 13px Arial"></td><td align="right" style="cursor:pointer" onclick="caddm()"><img src="../foto/arrow-r.gif" alt="Monat vor"></td></tr>');
document.write('<tr><td class="cell-dayname">M</td><td class="cell-dayname">D</td><td class="cell-dayname">M</td><td class="cell-dayname">D</td><td class="cell-dayname">F</td><td class="cell-dayname">S</td><td class="cell-dayname">S</td></tr>');
for(var kk=1;kk<=6;kk++) {
	document.write('<tr>');
	for(var tt=1;tt<=7;tt++) {
		num=7 * (kk-1) - (-tt);
		document.write('<td id="v' + num + '" class="cell' + tt + '">&nbsp;</td>');
	}
	document.write('</tr>');
}
document.write('</table></div>');

document.all?document.attachEvent('onclick',checkClick):document.addEventListener('click',checkClick,false);


// Calendar script
var now = new Date;
var currentMonth=now.getMonth();
var currentYear=now.getFullYear();
var ccm=now.getMonth();
var ccy=now.getFullYear();

var updobj;
function lcs(ielem) {
	updobj=ielem;
	getObj('fc').style.left=Left(ielem);
	getObj('fc').style.top=Top(ielem)+ielem.offsetHeight;
	getObj('fc').style.display='';
	
	// First check date is valid
	curdt=ielem.value;
	curdtarr=curdt.split('.');
	isdt=true;
	for(var k=0;k<curdtarr.length;k++) {
		if (isNaN(curdtarr[k]))
			isdt=false;
	}
	if (isdt&(curdtarr.length==3)) {
		ccm=curdtarr[1]-1;
		ccy=curdtarr[2];
		prepcalendar(curdtarr[0],curdtarr[1]-1,curdtarr[2]);
	}
	
}

function evtTgt(e)
{
	var el;
	if(e.target)el=e.target;
	else if(e.srcElement)el=e.srcElement;
	if(el.nodeType==3)el=el.parentNode; // defeat Safari bug
	return el;
}
function EvtObj(e){if(!e)e=window.event;return e;}
function cs_over(e) {
	evtTgt(EvtObj(e)).style.background='#fde49c';
}
function cs_out(e) {
	evtTgt(EvtObj(e)).style.background='#d0e7f1';
}
function cs_click(e) {
	updobj.value=calendarDaysArray[evtTgt(EvtObj(e)).id.substring(1,evtTgt(EvtObj(e)).id.length)];
	getObj('fc').style.display='none';
	
}

var monthNames=new Array('JAN','FEB','M&Auml;R','APR','MAI','JUN','JUL','AUG','SEP','OKT','NOV','DEZ');
var normaljahrMonths=new Array('31','28','31','30','31','30','31','31','30','31','30','31');
var schaltjahrMonths=new Array('31','29','31','30','31','30','31','31','30','31','30','31');
var calendarDaysArray=new Array(42);

function f_cps(obj) {
	obj.style.background='#d0e7f1';
	//obj.style.font='11px Arial bold';
	obj.style.color='#333333';
	obj.style.textAlign='center';
	obj.style.textDecoration='none';
	obj.style.border='1px solid #0450bf';
	obj.style.cursor='pointer';
}

function f_cpps(obj) {
	obj.style.background='#d0e7f1';
	//obj.style.font='10px Arial';
	obj.style.color='#ABABAB';
	obj.style.textAlign='center';
	obj.style.textDecoration='line-through';
	obj.style.border='1px solid #0450bf';
	obj.style.cursor='default';
}

function f_hds(obj) {
	obj.style.background='#fde49c';
	//obj.style.font='bold 10px Arial';
	obj.style.color='#333333';
	obj.style.textAlign='center';
	obj.style.border='1px solid #0450bf';
	obj.style.cursor='pointer';
}

// day selected
function prepcalendar(aDayOfMonth,aMonth,aYear) {
	
	
	now=new Date();
	theCurrentDay=now.getDate();
	theFirstDayInMonthDate=new Date();
	theFirstDayInMonthDate.setDate(1);
	theFirstDayInMonthDate.setFullYear(aYear);
	theFirstDayInMonthDate.setMonth(aMonth);
	var theDayNum = theFirstDayInMonthDate.getDay();
	//hier geaendert: von theFirstWeekDayInMonth=theDayNum; auf
	theFirstWeekDayInMonth = theDayNum == 0 ? 6 : (theDayNum - 1);
	//d.h. gibt 7 zurueck, wenn der Wert des Wochentags 0 ist (Sonntag) und ansonsten den Wert aus der Funktion date.getDay() minus eins!
	getObj('mns').innerHTML=monthNames[aMonth]+ ' ' + aYear;
	
	
	theMaxDaysInMonthArray=((aYear%4)==0)?schaltjahrMonths:normaljahrMonths;
	
	for(var theDayCounter=1;theDayCounter<=42;theDayCounter++) {
		f_cps(getObj('v'+parseInt(theDayCounter)));
		var theStartWeekDayInMonth = theDayCounter >= (theFirstWeekDayInMonth +1);
		var theMaxDayInMonth=parseInt(theFirstWeekDayInMonth)+parseInt(theMaxDaysInMonthArray[aMonth]);
		var theIsInMonth = theStartWeekDayInMonth && (theDayCounter<=theMaxDayInMonth);
		if (theIsInMonth) {
			
			theIsBeforeCurrentDate=((theDayCounter-theFirstWeekDayInMonth < theCurrentDay)&&(aMonth==currentMonth)&&(aYear==currentYear));
			
			htd=((aDayOfMonth!='')&&(theDayCounter-theFirstWeekDayInMonth==aDayOfMonth));
			
			if (theIsBeforeCurrentDate)
				f_cpps(getObj('v'+parseInt(theDayCounter)));
			else if (htd)
				f_hds(getObj('v'+parseInt(theDayCounter)));
			else
				f_cps(getObj('v'+parseInt(theDayCounter)));

			getObj('v'+parseInt(theDayCounter)).onmouseover=(theIsBeforeCurrentDate)?null:cs_over;
			getObj('v'+parseInt(theDayCounter)).onmouseout=(theIsBeforeCurrentDate)?null:cs_out;
			getObj('v'+parseInt(theDayCounter)).onclick=(theIsBeforeCurrentDate)?null:cs_click;
			
			getObj('v'+parseInt(theDayCounter)).innerHTML=theDayCounter-theFirstWeekDayInMonth;//+('.'+theMaxDayInMonth);//+(''+theIsBeforeCurrentDate);	
			
			calendarDaysArray[theDayCounter]=''+(theDayCounter-theFirstWeekDayInMonth)+'.'+(aMonth+1)+'.'+aYear;
		}
		else {
			getObj('v'+theDayCounter).innerHTML='&nbsp;';
			getObj('v'+parseInt(theDayCounter)).onmouseover=null;
			getObj('v'+parseInt(theDayCounter)).onmouseout=null;
			getObj('v'+parseInt(theDayCounter)).style.cursor='default';
			}
	}
}

prepcalendar('',ccm,ccy);
//getObj('fc'+cc).style.visibility='hidden';

function caddm() {
	theMaxDaysInMonthArray=((ccy%4)==0)?schaltjahrMonths:normaljahrMonths;
	
	ccm+=1;
	if (ccm>=12) {
		ccm=0;
		ccy++;
	}
	cdayf();
	prepcalendar('',ccm,ccy);
}

function csubm() {
	theMaxDaysInMonthArray=((ccy%4)==0)?schaltjahrMonths:normaljahrMonths;
	
	ccm-=1;
	if (ccm<0) {
		ccm=11;
		ccy--;
	}
	cdayf();
	prepcalendar('',ccm,ccy);
}

function cdayf() {
if ((ccy>currentYear)|((ccy==currentYear)&&(ccm>=currentMonth)))
	return;
else {
	ccy=currentYear;
	ccm=currentMonth;
	cfd=scfd=theCurrentDay;
	}
}