/* Adapted from --- Swazz Javascript Calendar --- v 1.0 3rd November 2006 By Oliver Bryant http://calendar.swazz.org */
var f,objDay,objMonth,objYear,updobj;
var mn, Lang, PopupFunction, ErrTxtRoute,ErrTxtDate,UrlNoBookingInfo;

var mnn=new Array('31','28','31','30','31','30','31','31','30','31','30','31');
var mnl=new Array('31','29','31','30','31','30','31','31','30','31','30','31');
var calvalarr=new Array(42);

var now = new Date;
var sccm=now.getMonth();
var sccy=now.getFullYear();
var ccm=now.getMonth();
var ccy=now.getFullYear();
var cnt = 0;var lastDay = 0;

function SetCalendarEnv(lang,popupFunction){
	Lang = lang;
	PopupFunction = popupFunction;
	if (Lang=="DE")
		mn=new Array('JAN','FEB','MÄR','APR','MAI','JUN','JUL','AUG','SEP','OKT','NOV','DEZ');
	else
		mn=new Array('JAN','FEB','MAR','APR','MAY','JUN','JUL','AUG','SEP','OCT','NOV','DEC');
	PrintCal();
	prepcalendar('',ccm,ccy);
}
function InitCalendar(errTxtRoute,errTxtDate,urlNoBookingInfo){
	f=document.frmCalendar;
	objDay = f.ddDay;objMonth = f.ddMonth;objYear = f.ddYear;updobj=f.ddTest;
	ErrTxtRoute=errTxtRoute; ErrTxtDate=errTxtDate; UrlNoBookingInfo=urlNoBookingInfo;
	var now=new Date();
	document.frmCalendar.ddTest.value=now.getDate()+"/"+(now.getMonth()+1)+"/"+now.getYear;
	updateDD();
}

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;
}

function PrintCal(){
	document.write('<div class="CalDiv">');
	document.write('<table id="fc" class="CalTable" style="display:none">');
	document.write('<tr><td onclick="csubm()" id="leftArrowTD" ><img src="_images/arrowleftmonth.gif"></td><td colspan="5" id="mns" ></td><td id="rightArrowTD" onclick="caddm()"><img src="_images/arrowrightmonth.gif"></td></tr>');
	if (Lang=="DE")
		document.write('<tr><th>M</th><th>D</th><th>M</th><th>D</th><th>F</th><th>S</th><th>S</th></tr>');
	else
		document.write('<tr><th>M</th><th>T</th><th>W</th><th>T</th><th>F</th><th>S</th><th>S</th></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 + '" style="width:23px;height:18px;">&nbsp;</td>');
		}				
		document.write('</tr>');	
	}
	document.write('</table>');
	document.write('</div>');

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


function lcs(posElm,dtElm) {
	updobj=dtElm;
	var x = getObj('fc').style;
	x.left=Left(posElm);
	x.top=Top(posElm)+posElm.offsetHeight;
	x.display='';
	
	// First check date is valid
	curdt=dtElm.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) {
	x = evtTgt(EvtObj(e)).style;x.background='#C2C9DD';x.textDecoration='underline';
}
function cs_out(e) {
	x=evtTgt(EvtObj(e)).style;x.background='#C2C9DD';x.textDecoration='none';
}
function cs_click(e) {
	updobj.value=calvalarr[evtTgt(EvtObj(e)).id.substring(1,evtTgt(EvtObj(e)).id.length)];
	getObj('fc').style.display='none';			
	updateDD();
}

function f_cps(obj) {
	obj.style.background='#C2C9DD';
	obj.style.font='10px Arial';
	obj.style.color='#1B295A';
	obj.style.textAlign='center';
	obj.style.textDecoration='none';
	obj.style.border='1px solid #FFFFFF';
	obj.style.cursor='pointer';	
}

function f_cpps(obj) {
	obj.style.background='#C2C9DD';
	obj.style.font='10px Arial';
	obj.style.color='#ABABAB';
	obj.style.textAlign='center';
	obj.style.textDecoration='line-through';
	obj.style.border='1px solid #FFFFFF';
	obj.style.cursor='default';
}

function f_hds(obj) {
	obj.style.background = '#F2C800';
	obj.style.font = 'bold 10px Arial';
	obj.style.color = '#1B295A';
	obj.style.textAlign = 'center';
	obj.style.border='1px solid #FFFFFF';
	obj.style.cursor='pointer';	
}

function prepcalendar(hd,cm,cy) {
	now=new Date();
	sd=now.getDate();
	td=new Date();
	td.setDate(7);
	td.setFullYear(cy);
	td.setMonth(cm);
	cd=td.getDay();
	getObj('mns').innerHTML=mn[cm]+ ' ' + cy;
	marr=((cy%4)==0)?mnl:mnn;
	for(var d=1;d<=42;d++) {
		var x=getObj('v'+parseInt(d));
		f_cps(x);
		if ((d >= (cd -(-1))) && (d<=cd-(-marr[cm]))) {
			dip=((d-cd < sd)&&(cm==sccm)&&(cy==sccy));
			htd=((hd!='')&&(d-cd==hd));
			if (dip)
				f_cpps(x);
			else if (htd)
				f_hds(x);
			else
				f_cps(x);

			x.onmouseover=(dip)?null:cs_over;
			x.onmouseout=(dip)?null:cs_out;
			x.onclick=(dip)?null:cs_click;
			x.style.height = 18;x.style.width = 23;
			x.innerHTML=d-cd;				
			calvalarr[d]=''+(d-cd)+'/'+(cm-(-1))+'/'+cy;			
			lastDay = (d-cd);
		}
		else
		{				
			x.innerHTML='&nbsp;';
			x.onmouseover=null;
			x.onmouseout=null;
			x.style.cursor='default';					
		}		
	
		if((d < 7) && (x.innerHTML == '&nbsp;'))cnt++;
		if((d > 7) && (x.innerHTML == '&nbsp;'))
		{					
			x.innerHTML='';
			x.style.height = 0;
			x.style.width = 0;
		}			
		
	}			
	
	var fill = 7 - (lastDay+cnt)%7;	
	if(fill != 7)
	{
		var temp = fill+1;
		while(temp-- != 0)
		{
			x=getObj('v'+(lastDay+cnt+temp));
			x.style.height = 18;x.style.width = 23;			
		}
	}	
	cnt=0;
}

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

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

function cdayf() {
if ((ccy>sccy)|((ccy==sccy)&&(ccm>=sccm)))
	return;
else {
	ccy=sccy;
	ccm=sccm;
	cfd=scfd;
	}
}

function updateDD()
{
	var x = updobj.value.split('/');
	var day = x[0];
	var month = x[1];
	var year = x[2];
	objDay.selectedIndex = day-1;
	objMonth.selectedIndex = month-1;
	
	for(var i = 1; i <= objYear.options.length; i++)
	{			
		if(objYear.options[i-1].value == year)
		{
			objYear.selectedIndex = i-1;
		}
	}
	f.ddTest.value = day + '/' + month + '/' + year;
}

function updateHiddenField()
{
	f.ddTest.value = f.ddDay.value + '/' + f.ddMonth.value + '/' + f.ddYear.value;
}

function fsend(funcPopup)
{
	if (!validDate()) return;
	funcPopup();
}

function validDate(){
	var myDate=new Date();
	myDate.setFullYear(f.ddYear.value,f.ddMonth.value-1,f.ddDay.value);
	var now = new Date;
	if (myDate<now) {
		alert(ErrTxtDate);
		return false;
	} else {
		if (f.ddRoute.value==-1){
			alert(ErrTxtRoute);
			return false;
		}else{
			return true;
		}
	}
}

function BookingPopup()
{
	var now = new Date();
	var min = now.getMinutes(); min = min - (min%30);
	var now2 = new Date(Date.UTC(f.ddYear.value, f.ddMonth.value - 1, f.ddDay.value, now.getHours(), min)+ 2*3600*1000);
	var sDay = now2.getDate();
	var sMonth = now2.getMonth()+1;
	var sYear = now2.getFullYear();
	var sHour = now2.getHours();
	var sMinute = now2.getMinutes();
	var sDeparture = "" + sYear + Z(sMonth) + Z(sDay) + Z(sHour) + Z(sMinute);
	var RC = f.ddRoute.value;
	var url = 'https://www.scandlines.de/APPS/coastpax/pages/bookingpage.aspx';
	url += '?routecode=' + RC + '&departures=' + sDeparture;
	spawnPopup(url,"ScandlinesPopup",750,600,1);
}

function TimeTablePopup(RC)
{
	var LinkLang = (Lang=="DE") ? "de":"en";
	url="http://www.scandlines.de/timetable/"
	+ LinkLang + "/timetable.aspx?isPopUpMode=1&Division=0"
	+ "&Day=" + f.ddDay.value + "&Month=" + f.ddMonth.value + "&Year=" + f.ddYear.value
	+ "&Hour=" + now.getHours()	+ "&Minute=" + now.getMinutes()
	+ "&ROUTE_CODE=" + f.ddRoute.value
	PopupFunction(url);
}
function Z(n){
	return (n<10) ? "0"+n : n;
}