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


/*
The task is to create a globally customizeable calendar, almost like a class, with ptoperties;
*/

//Seperator
//Enable Date From
//Enable Date To
//Visible Date From
//Visible Date To (ability to display like 3 month at once)
//Have highlights for "current day" - optional
//Have highlights for "selected day" - optional
var seperator = '/';

var enableDateFrom = new Date();
var enableDateTo = new Date();
//enableDateTo.setMonth(enableDateTo.getMonth() + 1);
//enableDateTo.setDate(enableDateTo.getDate() - 1);
enableDateFrom.setDate(enableDateFrom.getDate() - 1);
enableDateTo.setFullYear(enableDateTo.getFullYear() + 1);

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;
}

if(lang=='EN')
var dn=new Array('S','M','T','W','T','F','S');
else if (lang=='JA')
var dn=new Array('日','月','火','水','木','金','土');
else if (lang=='CN')
var dn=new Array('日','一','二','三','四','五','六');
else if (lang=='CS')
var dn=new Array('日','一','二','三','四','五','六');
else if (lang=='KO')
var dn=new Array('일','월','화','수','목','금','토');

document.write('<div id="fc" style="padding: 5px; position:absolute;top:10px;left:100px;background:#FFFFFF;border:1px solid #CCC;z-index:999;display:none"><table style="border-collapse:collapse; cellpadding=2">');
document.write('<tr><td style="cursor:pointer" onclick="csubm()"><img src="http://affiliates.hotelscombined.com/StyleImages/arrowleftmonth.gif"></td><td colspan=5 id="mns" align="center" style="font:bold 13px Arial"></td><td align="right" style="cursor:pointer" onclick="caddm()"><img src="http://affiliates.hotelscombined.com/StyleImages/arrowrightmonth.gif"></td></tr>');
document.write('<tr><td align=center style="background:#E2f4FF;font:12px Arial; border: 1px solid #E2F4FF;">'+dn[0]+'</td><td align=center style="background:#E2f4FF;font:12px Arial; border: 1px solid #E2F4FF;">'+dn[1]+'</td><td align=center style="background:#E2f4FF;font:12px Arial; border: 1px solid #E2F4FF;">'+dn[2]+'</td><td align=center style="background:#E2f4FF;font:12px Arial; border: 1px solid #E2F4FF;">'+dn[3]+'</td><td align=center style="background:#E2f4FF;font:12px Arial; border: 1px solid #E2F4FF;">'+dn[4]+'</td><td align=center style="background:#E2f4FF;font:12px Arial; border: 1px solid #E2F4FF;">'+dn[5]+'</td><td align=center style="background:#E2f4FF;font:12px Arial; border: 1px solid #E2F4FF;">'+dn[6]+'</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 + '" style="width:18px;height:18px">&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 sccm=now.getMonth();
var sccy=now.getFullYear();
var ccm=now.getMonth();
var ccy=now.getFullYear();

var updobj;
function lcs(ielem) {
updobj=ielem;
var calendarTable = document.getElementById("fc");
//alert(calendarTable.offsetTop);
calendarTable.style.top = parseInt((Top(ielem) + 22)) + "px";
calendarTable.style.left = Left(ielem) + "px";
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(seperator);
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[0];
prepcalendar(curdtarr[2],curdtarr[1]-1,curdtarr[0]);
//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) {
		if (updobj.value != calvalarr[evtTgt(EvtObj(e)).id.substring(1, evtTgt(EvtObj(e)).id.length)]) {
				evtTgt(EvtObj(e)).style.background='#CFF0FF';
				evtTgt(EvtObj(e)).style.color='#000';
		}
}
function cs_out(e) {
	if (updobj.value != calvalarr[evtTgt(EvtObj(e)).id.substring(1, evtTgt(EvtObj(e)).id.length)]) {
				evtTgt(EvtObj(e)).style.background='#FFF';
				evtTgt(EvtObj(e)).style.color='#3377DD';
	}
}
function cs_click(e) {
updobj.value = calvalarr[evtTgt(EvtObj(e)).id.substring(1, evtTgt(EvtObj(e)).id.length)];
getObj('fc').style.display='none';

}

if(lang=='EN')
var mn=new Array('Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec');
else if(lang=='JA')
var mn=new Array('1月','2月','3月','4月','5月','6月','7月','8月','9月','10月','11月','12月');
else if(lang=='CN')
var mn=new Array('1月','2月','3月','4月','5月','6月','7月','8月','9月','10月','11月','12月');
else if(lang=='CS')
var mn=new Array('1月','2月','3月','4月','5月','6月','7月','8月','9月','10月','11月','12月');
else if(lang=='KO')
var mn=new Array('1월','2월','3월','4월','5월','6월','7월','8월','9월','10월','11월','12월');

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);

function f_cps(obj) {
obj.style.background='#FFF';
obj.style.font='bold 10px Arial';
obj.style.color='#3377DD';
obj.style.textAlign='center';
obj.style.textDecoration='none';
obj.style.border='1px solid #DDD';
obj.style.cursor='pointer';
}

function f_cpps(obj) {
obj.style.background='#FAF8F8';
obj.style.font='10px Arial';
obj.style.color='#CCC';
obj.style.textAlign='center';
obj.style.textDecoration='none';
obj.style.border='1px solid #DDD';
obj.style.cursor='default';
}

function f_hds(obj) {
obj.style.background='#F7860D';
obj.style.font='bold 10px Arial';
obj.style.color='#FFF';
obj.style.textAlign='center';
obj.style.border='1px solid #DDD';
obj.style.cursor='pointer';
}



// day selected
function prepcalendar(hd,cm,cy) {
now=new Date();
sd=now.getDate();
td=new Date();
td.setDate(1);
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<=calvalarr.length;d++) {
f_cps(getObj('v'+parseInt(d)));
if ((d >= (cd -(-1))) && (d<=cd-(-marr[cm]))) {
var currentDate = new Date(cy, cm, d-cd);
dip = !((currentDate >= enableDateFrom) && (currentDate <= enableDateTo));

//dip=((d-cd < sd)&&(cm==sccm)&&(cy==sccy));
htd=((hd!='')&&(d-cd==hd));
if (dip)
{
f_cpps(getObj('v'+parseInt(d)));
}
else if (htd)
{
f_hds(getObj('v'+parseInt(d)));
}
else
{
f_cps(getObj('v'+parseInt(d)));
}

getObj('v'+parseInt(d)).onmouseover=(dip)?null:cs_over;
getObj('v'+parseInt(d)).onmouseout=(dip)?null:cs_out;
getObj('v'+parseInt(d)).onclick=(dip)?null:cs_click;

getObj('v' + parseInt(d)).innerHTML = d - cd;

var currentMonth = (cm - (-1));
var currentMonthString = "";
if (currentMonth < 10) {
currentMonthString = "0" + currentMonth;
}
else {
currentMonthString = currentMonth;
}
calvalarr[d]=''+cy+seperator+currentMonthString+seperator+(d-cd);
}
else {
getObj('v'+d).innerHTML='&nbsp;';
getObj('v'+parseInt(d)).onmouseover=null;
getObj('v'+parseInt(d)).onmouseout=null;
getObj('v'+parseInt(d)).style.cursor='default';
}
}
}

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

function caddm() {

marr=((ccy%4)==0)?mnl:mnn;

ccm+=1;
if (ccm>=12) {
ccm=0;
ccy++;
}
//cdayf();
prepcalendar(0,ccm,ccy);
}

function csubm() {
marr=((ccy%4)==0)?mnl:mnn;

ccm-=1;
if (ccm<0) {
ccm=11;
ccy--;
}
//cdayf();
prepcalendar(0,ccm,ccy);
}

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