function daysBetween(date1, date2){ 

   if (date1.indexOf("-") != -1) { date1 = date1.split("-"); } else if (date1.indexOf("/") != -1) { date1 = date1.split("/"); } else { return 0; } 
   if (date2.indexOf("-") != -1) { date2 = date2.split("-"); } else if (date2.indexOf("/") != -1) { date2 = date2.split("/"); } else { return 0; } 
   if (parseInt(date1[1], 10) >= 1000) { 
       var sDate = new Date(date1[1]+"/"+date1[0]+"/"+date1[2]); 
   } else if (parseInt(date1[2], 10) >= 1000) { 
       var sDate = new Date(date1[2]+"/"+date1[1]+"/"+date1[0]); 
   } else { 
       return 0; 
   } 
   if (parseInt(date2[1], 10) >= 1000) { 
       var eDate = new Date(date2[1]+"/"+date2[0]+"/"+date2[2]); 
   } else if (parseInt(date2[2], 10) >= 1000) { 
       var eDate = new Date(date2[2]+"/"+date2[1]+"/"+date2[0]); 
   } else { 
       return 0; 
   } 
   var one_day = 1000*60*60*24; 
   var daysApart = Math.abs(Math.ceil((sDate.getTime()-eDate.getTime())/one_day)); 
   return daysApart; 
} 
Zapatec.Calendar.setup({
showOthers        : true,
step              : 1,
electric          : false,
inputField        : "txtdeptDateOway",
button            : "deptDateOwayimgExact",
ifFormat          : "%d/%m/%Y",
daFormat          : "%d/%m/%Y",
numberMonths      : 2,
displayArea		  : null,
flat 			  : null,
multiple		  : null,
numberMonths : 2,
monthsInRow : 2,
dateStatusFunc :    dateInRange1, //the function to call
onUpdate       :    filterDates1,
vertical : true
});



Zapatec.Calendar.setup({
showOthers        : true,
step              : 1,
electric          : false,
inputField        : "txtretnDateOway",
button            : "retnDateOwayimg",
ifFormat          : "%d/%m/%Y",
daFormat          : "%d/%m/%Y",
numberMonths      : 2,
displayArea		  : null,
flat 			  : null,
multiple		  : null,
numberMonths : 2,
monthsInRow : 2,
dateStatusFunc :    dateInRange2, //the function to call
onUpdate       :    filterDates2,
vertical : true
});




Zapatec.Calendar.setup({
showOthers        : true,
step              : 1,
electric          : false,
inputField        : "txtdeptDateRtrip",
button            : "deptDateRtripimgExact",
ifFormat          : "%d/%m/%Y",
daFormat          : "%d/%m/%Y",
numberMonths      : 2,
displayArea		  : null,
flat 			  : null,
multiple		  : null,
numberMonths : 2,
monthsInRow : 2,
dateStatusFunc :    dateInRange1, //the function to call
onUpdate       :    filterDates1,
vertical : true
});

var deptShowCalendar =new Date();
function  returnDateField(){
var input =document.getElementById("txtdeptDateRtrip").value;
var deptShowCalendar
if(input!="DD/MM/YYYY"){
var dayfield=input.split("/")[0]
var monthfield=input.split("/")[1]
var yearfield=input.split("/")[2]
deptShowCalendar=new Date(yearfield,monthfield-1,dayfield);
}


Zapatec.Calendar.setup({
showOthers        : true,
step              : 1,
electric          : false,
inputField        : "txtretnDateRtrip",
button            : "retnDateRtripimgExact",
ifFormat          : "%d/%m/%Y",
daFormat          : "%d/%m/%Y",
date               :deptShowCalendar,
numberMonths      : 2,
displayArea		  : null,
flat 			  : null,
multiple		  : null,
numberMonths : 2,
monthsInRow : 2,
dateStatusFunc :    dateInRange2, //the function to call
vertical : true
});
}




var startDate;
var endDate;
var callbacks = 0;



function compareDatesOnly(date1, date2) {
var year1 = date1.getYear();
var year2 = date2.getYear();
var month1 = date1.getMonth();
var month2 = date2.getMonth();
var day1 = date1.getDate();
var day2 = date2.getDate();

if (year1 > year2) {
return -1;
}
if (year2 > year1) {
return 1;
}

//years are equal
if (month1 > month2) {
return -1;
}
if (month2 > month1) {
return 1;
}

//years and months are equal
if (day1 > day2) {
return -1;
}
if (day2 > day1) {
return 1;
}

//days are equal
return 0;
}

function filterDates1(cal) {
startDate = cal.date;
if (endDate == null) { 
Zapatec.Calendar.setup({
inputField     :    "arrivalDate",
button         :    "button8b",  // What will trigger the popup of the calendar
ifFormat       :    "%Y-%m-%d ",
timeFormat     :    "24",
date           :     startDate,
electric       :     false,
showsTime      :     false,          //no time
disableFunc    :    dateInRange2, //the function to call
onUpdate       :    filterDates2
});
}
}



function filterDates2(cal) {
endDate = cal.date;
}


function dateInRange1(date) {
if (endDate != null) {
// Disable dates after end date
var compareEnd = compareDatesOnly(date, endDate);
if  (compareEnd < 0) {
return (true);
}

if  (compareEnd == 0) {
{return "edges";}
}



if (startDate != null){
var compareStart = compareDatesOnly(date, startDate);
if  (compareStart < 0) {
return "between";
} 
} 
}


var today = new Date();
var compareToday = compareDatesOnly(date, today);
if (compareToday > 0) {
return(true);
}



return false;
return(ret);
}



function dateInRange2(date) {
if (startDate != null) {
var compareDays = compareDatesOnly(startDate, date);
if  (compareDays < 0) {
return (true);
}


if  (compareDays == 0) {
{return "edges";}
}


if ((endDate != null) && (date > startDate) && (date < endDate)) {
return "between";
} 
} 

var now = new Date();
if (compareDatesOnly(now, date) < 0) {
return (true);
}

return false;
}

var checkInShowCalendar =new Date()
//}

	
	
	

var controlDate=0;								
var htlstartDate;
var htlendDate;
var htlcallbacks = 0;


function filterDates3(cal) {
htlstartDate = cal.date;
htlstartDate.setDate(htlstartDate.getDate()+1)
if (htlendDate == null) { 
Zapatec.Calendar.setup({
inputField     :    "arrivalDate",
button         :    "button8b",  // What will trigger the popup of the calendar
ifFormat       :    "%Y-%m-%d ",
timeFormat     :    "24",
date           :     htlstartDate,
electric       :     false,
showsTime      :     false,          //no time
disableFunc    :    dateInRange4, //the function to call
onUpdate       :    filterDates4
});
}
}

function filterDates4(cal) {
htlendDate = cal.date;
htlendDate.setDate(htlendDate.getDate()-1)
}


function dateInRange3(date) {
if (htlendDate != null) {
// Disable dates after end date
var compareEnd = compareDatesOnly(date, htlendDate);
if  (compareEnd < 0) {
return (true);
}
// Hilight end date with "edges" style
if  (compareEnd == 0) {
{return "edges";}
}
// Hilight inner dates with "between" style
if (htlstartDate != null){
var compareStart = compareDatesOnly(date, htlstartDate);
if  (compareStart < 0) {
return "between";
} 
} 
}
//disable days prior to today
var today = new Date();
today.setDate(today.getDate()+controlDate)
var compareToday = compareDatesOnly(date, today);
if (compareToday > 0) {
return(true);
}

return false;

return(ret);
}



function dateInRange4(date) {
if (htlstartDate != null) {

var compareDays = compareDatesOnly(htlstartDate, date);
if  (compareDays < 0) {
return (true);
}

if  (compareDays == 0) {
{return "edges";}
}

if ((htlendDate != null) && (date > htlstartDate) && (date < htlendDate)) {
return "between";
} 
} 

var now = new Date();
now.setDate(now.getDate()+controlDate)
if (compareDatesOnly(now, date) < 0) {
return (true);
}


return false;
}