//--------calx.js
document.onclick = HCal

var FDate = 'mm/dd/yy';
var TDate = 'mm/dd/yy';
var MDate = '';
var CalS = '';
var CalE = '';

var FTime = '362';
var TTime = '362';


var cF=null;var cW=null;var g_tid=0;var g_cP,g_eD,g_eDP,g_dmin,g_dmax,g_dtsToBeSlct;
var g_FlowType;
var g_isDtRng;
var g_dispCalOnRightOfCtrl;
var nextFocus;var g_fNoCal=false;

function getEventObj(e){if(!e)e=window.event;return e;}

function stopBubble(e){e=getEventObj(e);e.cancelBubble=true;if(e.stopPropagation)e.stopPropagation();}

function CB(){stopBubble(event);}

function dispCalendar(elm,dt1,dt2,flowType,isDtRng,dispCalOnRightOfCtrl, showPassedDate)
{
    g_FlowType = '';
    g_isDtRng = true;
    g_dispCalOnRightOfCtrl = true;

    if(dispCalOnRightOfCtrl!=null)
        g_dispCalOnRightOfCtrl=dispCalOnRightOfCtrl;
    if(isDtRng!=null)
        g_isDtRng = isDtRng;
    if(flowType!=null)
        g_FlowType = flowType;
        
    var mindt = '';
    
    if(showPassedDate==null || showPassedDate==false)
    {
        mindt=(new Date()).toDateString();
    }
    if(dt1 != null && dt2!=null && GetTag(dt1) != null && GetTag(dt2) != null)
    {
        if(dt1 != null && GetTag(dt1) != null && elm != dt1 )//case of from date
        {
            mindt= GetTag(dt1).value; //mindate will be from date 
        }
    }
    
    if(mindt=='mm/dd/yyyy') mindt='';
    
    var fromTo = '';
    
    if(dt1 != null && GetTag(dt1) != null)
    {
        fromTo = GetTag(dt1).value;
        if(GetTag(dt1).value=='mm/dd/yyyy') fromTo='';
    }
    if(dt2 != null && GetTag(dt2) != null && g_isDtRng == true)
    {
        if(GetTag(dt2).value!='mm/dd/yyyy')
        {
            fromTo += "," + GetTag(dt2).value;
        }
    }
    
    showCalToSelectDate(elm,fromTo,mindt,'');
}
function dispDateRangeCalendar(elm,dt1,dt2,minDate,maxDate,flowType_)
{
    g_FlowType = '';
    g_isDtRng = true;
    g_dispCalOnRightOfCtrl = true;
    
    if(flowType_!=null)
        g_FlowType = flowType_;
    
    var mindt = '',maxdt='';
    if(minDate!=null)
        mindt=minDate;
    if(maxDate!=null)
        maxdt=maxDate;   
    if(dt1 != null && GetTag(dt1) != null)
    {
        fromTo = GetTag(dt1).value;
        if(GetTag(dt1).value=='mm/dd/yyyy') fromTo='';
    }
    if(dt2 != null && GetTag(dt2) != null && g_isDtRng == true)
    {
        if(GetTag(dt2).value!='mm/dd/yyyy')
        {
            fromTo += "," + GetTag(dt2).value;
        }
    }
    showCalToSelectDate(elm,fromTo,mindt,maxdt);
}
function GetTag(tagId)
{
	return document.getElementById(tagId);
}

function showCalToSelectDate(obj,dtsToBeSlct,dtMin,dtMax)
{
    var ctrl = GetTag(obj);
    CalS=dtMin;//set Minimum date
    CalE=dtMax;
	SC(ctrl,dtsToBeSlct);
}

function SC(el,dtsToBeSlct)
{
	if (DE('calendar') == null)
	{
	    return;
	}
	var id = el.id;
	var n = el.id;
	el.select();
	var temp=id;
	ShowCalendar(el,el,DE(temp),CalS,CalE,dtsToBeSlct);
}

function DE(el)
{
    return GetTag(el);
}

function ShowCalendar(eP,eD,eDP,dmin,dmax,dtsToBeSlct)
{

	SCal(eP,eD,eDP,dmin,dmax,dtsToBeSlct);
	
}

function SCal(cP,eD,eDP,dmin,dmax,dtsToBeSlct)
{
 clearTimeout(g_tid);

 if(g_fNoCal){
    g_fNoCal=false;return;
 }
 if(g_calShown && eD==g_eD)
 {
//    return;
 }
 g_calShown = true;
 g_calCB = null;
 g_cP=cP;
 g_eD=eD;
 g_eDP=eDP;
 g_dmin=dmin;
 g_dmax=dmax;
 g_dtsToBeSlct=dtsToBeSlct;
 
 WaitCal();
}


function CancelCal(){clearTimeout(g_tid);if(!cF)cF=getObj('calendar');cF.style.visibility="hidden";g_calShown=false;}
function WaitCal()
{ 
 if(!cW)
 	cW=frames['calendar'];
 
 if(null==cW || null==cW.g_fCL || false==cW.g_fCL)
 {
	g_tid=setTimeout("WaitCal()", 200);
 }
 else
 {
 	if(!cF)cF=getObj('calendar');
		cF.style.visibility="hidden";
	setTimeout("DoCal()",1);
 }
}

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

function DoCal(){
	PosCal(g_cP);
	if(!cW)cW=frames['calendar'];
		cW.DoCal(g_eD,g_eDP,g_dmin,g_dmax,g_dtsToBeSlct,2,g_FlowType,g_isDtRng);
}

function PosCal(cP)
{
	var dB=document.body;var eL=0;var eT=0;
 if(!cF)cF=getObj('calendar');
	for(var p=cP;p&&p.tagName!='BODY';p=p.offsetParent){eL+=p.offsetLeft;eT+=p.offsetTop;}
	var eH=cP.offsetHeight;var dH=parseInt(cF.style.height);var sT=getScrollTop();
	if(g_dispCalOnRightOfCtrl)
	{
	    if(eT-dH>=sT&&eT+dH>getWinHeight()+sT)eT-=(dH-eH);
	    cF.style.left=eL+30+cP.offsetWidth+'px';cF.style.top=eT+'px'; 
	}
	else
	{
	    if(eT-dH>=sT&&eT+eH+dH>getWinHeight()+sT)eT-=dH;else eT+=eH;
	    cF.style.left=eL+'px';cF.style.top=eT+'px';
	}
}

function getScrollTop()
{
	if(document.documentElement.scrollTop) return document.documentElement.scrollTop;
	if(document.body.scrollTop) return document.body.scrollTop;
	if(window.pageYOffset) return window.pageYOffset;
	return 0;
}

function getWinHeight()
{
	if(window.innerHeight) return window.innerHeight;
	if(document.documentElement.clientHeight) return document.documentElement.clientHeight;
	if(document.body.clientHeight) return document.body.clientHeight;
	return 0;
}

function SetNextFocus(e){nextFocus=e;if(nextFocus)nextFocus.onfocus=CancelCal;}
function SetPrevFocus(e){if(e)e.onfocus=CancelCal;}

function FGoNextFocus(){if(nextFocus){nextFocus.focus();return true;}return false;}

function CalSetFocus(e){if(e){g_fNoCal=true;e.focus();setTimeout("EndCalFocus()", 200);}}
function EndCalFocus(){g_fNoCal=false;}

function CalDateSet(eInp,d,m,y,giveFocus)
{
	var ds=GetDtSep();
	var fmt=GetDtFmt();

	if(fmt=="mmddyy")eInp.value=m+ds+d+ds+y;
	else if(fmt=="ddmmyy")eInp.value=d+ds+m+ds+y;
	else eInp.value=y+ds+m+ds+d;
	if(!giveFocus)
	CalSetFocus(eInp);
}

var g_calShown = false;
function SetCalShown(fcshown){g_calShown=fcshown;}

var g_calCB;
function CalCallback(){if(g_calCB)g_calCB();}
function SetCalendarCallback(cb){g_calCB=cb;}

function GetInputDate(t)
{
	if(!t.length) return null;
	t=t.replace(/\s+/g,"");
	if(t.match(/[^-|\d|\.|\/]/)) return null;
	var rgt=t.split(/-|\.|\//);
	for(var i=0;i<rgt.length;i++) rgt[i]=parseInt(rgt[i],10);
	if(!rgt[1]) return null;
	var m,d,y;
	var fmt=GetDtFmt();
	if(fmt=="yymmdd")
	{
	if(!rgt[2]) return null;
	m=rgt[1];d=rgt[2];y=rgt[0];
	}
	else
	{
	if(fmt=="mmddyy"){m=rgt[0];d=rgt[1];}
	else{m=rgt[1];d=rgt[0];}//fmt=="ddmmyy"
	if(rgt[2])y=rgt[2];
	else y=DefYr(m-1,d);
	}
	m-=1;if(y<100)y+=2000;
	if(y<1601||y>4500||m<0||m>11||d<1||d>GetMonthCount(m,y))return null;
	return new Date(y,m,d);

}

var rM=new Array(12);rM[0]=rM[2]=rM[4]=rM[6]=rM[7]=rM[9]=rM[11]=31;rM[3]=rM[5]=rM[8]=rM[10]=30;rM[1]=28;
function GetMonthCount(m,y){var c=rM[m];if((1==m)&&IsLY(y))c++;return c;}
function IsLY(y){if(0==y%4&&((y%100!=0)||(y%400==0)))return true;else return false;}
function DefYr(m,d){var dt=new Date();var yC=(dt.getYear()<1000)?1900+dt.getYear():dt.getYear();if(m<dt.getMonth()||(m==dt.getMonth()&&d<dt.getDate()))yC++;return yC;}

function GetDowStart() {return 0;}function GetDtFmt() {return "mmddyy";}function GetDtSep() {return "/";}

function ShowCalSimp(fm,eD,eDP,dmin,dmax,dtsToBeSlct){
 if(!dmin)dmin='3/1/2005';if(!dmax)dmax='1/25/2006';
 if(fm){SetNextFocus(objNext(fm,eD));SetPrevFocus(objPrev(fm,eD));}
 SCal(eD,eD,eDP,dmin,dmax,dtsToBeSlct);
}

function hideCalendar()
{
	GetTag("calendar").style.display = "none";
	GetTag(actvEl).focus();	
}

var zz, zv, d, fTSR;
d = new Date();
fTSR=0;
zv = d.getTime();
zz = "&zz="+zv;

var gBF=false;
function GoTo(u){window.top.location = u + zz;}
function Go(u){window.top.location = u;} 

function BF(){gBF=true;}

function Foci(o){if(!gBF && IsVis(o)){o.focus();}}

function IsVis(o)
{
	if(!o || o.type=="hidden")
	return false;
	
	while(o && o.style && o.style.display!='none')
	{
	o = o.parentNode;	
	}
	return !o || !o.style;
}


function TEK(a,evt){	
	var keycode;
	if (window.event){ keycode = window.event.keyCode; evt = window.event;}
	else if(evt) {keycode = evt.which;}
	else {return true;}
	if(13==keycode){evt.cancelBubble = true; evt.returnValue = false; eval(a);}
	}

function getObj(objID)
	{
	if (GetTag) {return GetTag(objID);}
	else if (document.all) {return document.all[objID];}
	else if (document.layers) {return document.layers[objID];}
	}
	
function objNext(f,d)
{
	var fFnd=false,el=f.elements,i=0;
	for(;i < el.length;i++)
	{
	if('hidden'!=el[i].type && false==el[i].disabled && IsVis(el[i]) && fFnd)return el[i];
	if(d.id==el[i].id)fFnd=true;
	}
	return null;
}
function objPrev(f,d)
{
	var fFnd=false,el=f.elements,i=el.length - 1;
	for(;i >= 0;i--)
	{
	if('hidden'!=el[i].type && false==el[i].disabled && IsVis(el[i]) && fFnd)return el[i];
	if(d.id==el[i].id)fFnd=true;
	}
	return null;
}

var actvEl;
function HCal()
{
	if (GetTag('calendar'))
	{
		GetTag('calendar').style.visibility="hidden";
	}
}

function setRdate(depID, retID)
{
    setReturnDate(depID, retID, curTab, GetTag('rbOW').checked);
}

function setReturnDate(depID, retID, bookingType, isOneWayTrip)
{
	if(bookingType=="F" && isOneWayTrip == true)
        return;

    if (GetTag(depID).value == "" || GetTag(depID).value == "mm/dd/yyyy")
        return;
    var curDt = new Date(GetTag(depID).value);
    if(curDt != "Invalid Date" &&  curDt != "NaN")
    {
		if(bookingType=="H")
			curDt.setDate(curDt.getDate()+2);
		else
			curDt.setDate(curDt.getDate()+7);
			
		var retDt = new Date(GetTag(retID).value);
		if(retDt == "Invalid Date" || retDt == "NaN" || (new Date(GetTag(depID).value)) > retDt)
            GetTag(retID).value = curDt.getMonth()+1+'/'+curDt.getDate()+'/'+curDt.getFullYear();
    }
}