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

Update:
Gene Bechtold
http://www.bechtold.biz
31/07/2008
 */

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;
}

// Calendar script
var now = new Date;
var sccd=now.getDate();
var sccm=now.getMonth();
var sccy=now.getFullYear();
var ccm=now.getMonth();
var ccy=now.getFullYear();

 	var end_ ;
	 
document.write('<table id="fc" style="position:absolute; width:200px; top: 42px; left: 27px; border-collapse:collapse;background:#FFFFFF;border:1px solid #303030;display:none;-moz-user-select:none;-khtml-user-select:none;user-select:none; z-index:1500;" cellpadding=2>');
document.write('<tr style="font:bold 13px Arial"><td style="cursor:pointer;font-size:15px" onclick="csubm()">&laquo;</td><td colspan="5" id="mns" align="center"></td><td align="right" style="cursor:pointer;font-size:15px" onclick="caddm()">&raquo;</td></tr>');
document.write('<tr style="background:#FF9900;font:12px Arial;color:#FFFFFF"><td align=center>П</td><td align=center>В</td><td align=center>С</td><td align=center>Ч</td><td align=center>П</td><td align=center>С</td><td align=center>В</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('<tr><td colspan="7" align="center" style="cursor:pointer;font:13px Arial;background:#FFC266" onclick="today()"></td></tr>');
document.write('</table>');

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




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='#FFEBCC';
}
function cs_out(e) {
	evtTgt(EvtObj(e)).style.background='#FFFFFF';
}


var mn=new Array('Январь','Февраль','Март','Апрель','Май','Июнь','Июль','Август','Сентрябрь','Октябрь','Ноябрь','Декабрь');
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 calvalarr2=new Array(42);

function f_cps(obj) {
	obj.style.background='#FFFFFF';
	obj.style.font='10px Arial';
	obj.style.color='#333333';
	obj.style.textAlign='center';
	obj.style.textDecoration='none';
	obj.style.border='1px solid #606060';
	obj.style.cursor='pointer';
}

function f_cpps(obj) {
	obj.style.background='#C4D3EA';
	obj.style.font='10px Arial';
	obj.style.color='#FF9900';
	obj.style.textAlign='center';
	obj.style.textDecoration='line-through';
	obj.style.border='1px solid #6487AE';
	obj.style.cursor='default';
}

function f_hds(obj) {
	obj.style.background='#FFF799';
	obj.style.font='bold 10px Arial';
	obj.style.color='#333333';
	obj.style.textAlign='center';
	obj.style.border='1px solid #6487AE';
	obj.style.cursor='pointer';
}

var a1, a2, a3;
// day selected
function f1(e) {
}
function f2(e) {
}
function f3(e) {
}

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();
	if (cd==0)cd=6; else cd--;
	
	getObj('mns').innerHTML=mn[cm]+ ' ' + cy;
	
	marr=((cy%4)==0)?mnl:mnn;
	
	for(var d=1;d<=42;d++)
	{
		f_cps ( getObj ( 'v' + parseInt ( d ) ) );
		if ( ( d >= (cd -(-1) ) ) && ( d<=cd-(-marr[cm]) ) )
		{
			getObj('v'+parseInt(d)).innerHTML=d-cd;	
			getObj('v'+parseInt(d)).onmouseover=f1;
			getObj('v'+parseInt(d)).onmouseout=f2;
			getObj('v'+parseInt(d)).onclick=f3;
			if ((sccm >= cm && sccd > (d-cd) && sccy >= cy)||(sccm > cm && sccy >= cy)||(sccy > cy))
			{
				getObj('v'+parseInt(d)).style.color='#c3c3c3';
			} else {
			getObj('v'+parseInt(d)).onmouseover=cs_over;
			getObj('v'+parseInt(d)).onmouseout=cs_out;
			getObj('v'+parseInt(d)).onclick=cs_click;
			
			// if today
			if (sccm == cm && sccd == (d-cd) && sccy == cy)
			getObj('v'+parseInt(d)).style.color='#FF9900';
			calvalarr[d]=addnull(d-cd,cm-(-1),cy);
			calvalarr2[d]=addnull2(d-cd,cm-(-1),cy);
			}
		}
		else
		{
			getObj('v'+d).innerHTML='&nbsp;';
			getObj('v'+parseInt(d)).onmouseover=null;
			getObj('v'+parseInt(d)).onmouseout=null;
			getObj('v'+parseInt(d)).onclick=null;
			getObj('v'+parseInt(d)).style.cursor='default';
		}
	}
}

function cs_click(e) {
var dayname=new Array('дней','день','дня','дня','дня','дней','дней','дней','дней','дней');
	

var selday = calvalarr[evtTgt(EvtObj(e)).id.substring(1,evtTgt(EvtObj(e)).id.length)];
var endday = selday;
var i1 = selday.indexOf('/');
var sday = selday.substr(0, i1);
selday = selday.substr(i1+1, selday.length-i1-1);
var i1 = selday.indexOf('/');
var smonth = selday.substr(0, i1);
var syear = selday.substr(i1+1, selday.length-i1-1);

var seldate = new Date(parseInt(syear), parseInt(smonth)-1, parseInt(sday));

var start__ = new Date();//(2011, 9, 11);
var start_ = new Date(start__.getFullYear(), start__.getMonth(), start__.getDate());
var daycount_ = Math.round((seldate-start_)/(1000 * 60*60*24))+1; 
//alert("DC "+daycount_);
	var numday_ = start_.getDay();
    //alert(start_.getDay());
	var realday_ = 0;
	for(var q=1;q<=daycount_;q++)
	{
	if (numday_==7) numday_ = 0;	
	if (numday_!=0) realday_++;

	numday_++;	
	} 
	
	//alert (realday_);
	
	var days_ = realday_-2;
	var days_2 = days_;
	var days_3 = days_;
	if (days_<=0) { days_ = 0; days_3 = 0.5;}
	if (days_<1) days_2 = 1;

var dind = days_%10;
	//updobj.value=endday+" ("+days_+' раб. '+dayname[dind]+')';
	var  rabday = document.getElementById('rabday');
	rabday.value = days_2;
	updobj.value=endday+" ("+days_3+' раб. '+dayname[dind]+')';
	getObj('fc').style.display='none';
}

prepcalendar('',ccm,ccy);

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

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

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

function today() {
	updobj.value=addnull(now.getDate(),now.getMonth()-1,now.getFullYear());
	getObj('fc').style.display='none';
	prepcalendar('',sccm,sccy);
}

function addnull(d,m,y)
{
	var d0='',m0='';
	if (d<10)d0='0';
	if (m<10)m0='0';
	a1 = d;
	a2 = m;
	a3 = y;
	return ''+d0+d+'/'+m0+m+'/'+y;
}

function addnull2(d,m,y)
{
	var d0='',m0='';
	if (d<10)d0='0';
	if (m<10)m0='0';
	
	//return ''+d0+d+'-'+m0+m+'-'+y;

	var start_ = new Date();
	 end_ = new Date(y, m-1, d);
	var daycount_ = Math.round((end_-start_)/(1000 * 60*60*24))+1; 
	var numday_ = start_.getDay();
	var realday_ = 0;
	for(var q=1;q<=daycount_;q++)
	{
	if (numday_!=0) realday_++;
	if (numday_==6) numday_ = -1;
	numday_++;
	
	}
	if (realday_-1<1) {
	return 0;
	} else
	//return start_.getDate()+"/"+start_.getMonth()+"/"+start_.getFullYear()+" ("+realday_-1+" раб. день)";
	return (realday_-1);
	validateSrok();
	
	//alert(te)
	//return te;
//var endDate = now;//new Date(20, 11, 5); // 5-е декабря 2007
//var startDate = new Date(); // 20-е февраля 2008
//alert(startDate.getWeekDays(endDate));

}