var calendaOnChange=null;

// NOME MESI A SECONDA DELLA LINGUA
var mesiESP = new Array('ENE','FEB','MAR','ABR','MAY','JUN','JUL','AGO','SEP','OCT','NOV','DIC');
var mesiITA = new Array('GEN','FEB','MAR','APR','MAG','GIU','LUG','AGO','SET','OTT','NOV','DIC');
var mesiDEU = new Array('JAN','FEB','MAR','APR','MAI','JUN','JUL','AUG','SEP','OKT','NOV','DEZ');
var mesiENG = new Array('JAN','FEB','MAR','APR','MAY','JUN','JUL','AUG','SEP','OCT','NOV','DEC');
var mesiFRA = new Array('JAN','FEV','MAR','AVR','MAI','JUI','JUI','AOU','SEP','OCT','NOV','DEC');

// NOME GIORNI DELLA SETTIMANA A SECONDA DELLA LINGUA
var giorniITA = new Array('D','L','M','M','G','V','S');
var giorniESP = new Array('D','L','M','M','J','V','S');
var giorniDEU = new Array('S','M','D','M','D','F','S');
var giorniENG = new Array('S','M','T','W','T','F','S');
var giorniFRA = new Array('D','L','M','M','J','V','S');

function checkClick(e) {
	e?evt=e:evt=event;
	CSE=evt.target?evt.target:evt.srcElement;
	if ($('fc'))
		if (!isChild(CSE,$('fc')))
			$('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 creaCalendario(){
	calendaVar = '<table class="tableCalendar" cellpadding=2>';
	calendaVar += '<tr><td style="cursor:pointer" onclick="csubm()"><img src="img/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="img/arrowrightmonth.gif"></td></tr>';
	calendaVar += '<tr class="headTable">';
	var nomeGiorni = eval("giorni" + lingua).clone();
		nomeGiorni.each(function(giorno){
			calendaVar += '<td>' + giorno + '</td>';
		});
	calendaVar += '</tr>';
	for(var kk=1;kk<=6;kk++) {
		calendaVar +='<tr>';
		for(var tt=1;tt<=7;tt++) {
			num=7 * (kk-1) - (-tt);
			calendaVar +='<td id="v' + num + '" style="width:20px;height:20px">&nbsp;</td>';
		}
		calendaVar +='</tr>';
	}
	calendaVar +='</table>';
	$('fc').innerHTML = calendaVar;
	prepcalendar('',ccm,ccy);
}

document.write('<div id="fc" style="display:none;position:absolute;z-index:5;width:200px;"></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;
	$('fc').style.left=Left(ielem) + "px";
	$('fc').style.top=Top(ielem)+ielem.offsetHeight + "px";
	$('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)).className ="toDay";
}
function cs_out(e) {
	evtTgt(EvtObj(e)).className ="everyDay";
}
function cs_click(e) {
	updobj.value=calvalarr[evtTgt(EvtObj(e)).id.substring(1,evtTgt(EvtObj(e)).id.length)];
	$('fc').style.display='none';
	if (calendaOnChange!=null){
		calendaOnChange(updobj);
	}
}

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);

// day selected
function prepcalendar(hd,cm,cy) {
	
	var mn = eval("mesi" + lingua).clone();
	
	now = new Date();
	sd = now.getDate();
	td = new Date();
	td.setDate(1);
	td.setFullYear(cy);
	td.setMonth(cm);
	cd=td.getDay();
	$('mns').innerHTML=mn[cm]+ ' ' + cy;
	marr=((cy%4)==0)?mnl:mnn;
	for(var d=1;d<=42;d++) {
		$('v'+parseInt(d)).className="everyDay";		
		if ((d >= (cd -(-1))) && (d<=cd-(-marr[cm]))) {
			dip=((d-cd < sd)&&(cm==sccm)&&(cy==sccy));
			htd=((hd!='')&&(d-cd==hd));
			if (dip)
				$('v'+parseInt(d)).className="oldDay";  
			else if (htd)
				$('v'+parseInt(d)).className="toDay";  
			else
				$('v'+parseInt(d)).className="everyDay";	

			$('v'+parseInt(d)).onmouseover=(dip)?null:cs_over;
			$('v'+parseInt(d)).onmouseout=(dip)?null:cs_out;
			$('v'+parseInt(d)).onclick=(dip)?null:cs_click;
			
			$('v'+parseInt(d)).innerHTML=d-cd;	
			calvalarr[d]=''+(d-cd)+'/'+(cm-(-1))+'/'+cy;
		}
		else {
			$('v'+d).innerHTML='&nbsp;';
			$('v'+parseInt(d)).onmouseover=null;
			$('v'+parseInt(d)).onmouseout=null;
			$('v'+parseInt(d)).style.cursor='default';
			}
	}
}

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

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;
	}
}