// $Id: calendar_handler.js 137 2008-10-23 17:07:47Z damian $

// scripts to handle yahoo calendar

function launchCalendar(e) {

   if ( this.id.match('return') ) {
      input_id = 'return_date';
      cal_title = 'Return Date';
      if (document.getElementById( 'return_date' ).value == "")	{
		document.getElementById( 'return_date' ).value = document.getElementById( 'depart_date' ).value;
		}
   } else {
      input_id = 'depart_date';
      cal_title = 'Departure Date';
   }

   initCalendar( cal_title );
   document.getElementById('calendar').style.display = '';
}

function handleSelect(type,args,obj) {
   var dates = args[0];
   var date = dates[0];
   var year = date[0], month =date[1]<=9?"0"+date[1]:date[1], day = date[2]<=9?"0"+date[2]:date[2];
   // update input field
//    var txtDate = document.getElementById( input_id );
   var dateTxtBx = document.getElementById( input_id );
//    var dateTxtBxVal = dateTxtBx.value;
//    var selCalDate = month + "/" + day + "/" + year;

   dateTxtBx.value = month + "/" + day + "/" + year;
// alert( "Textbox date was: " + dateTxtBxVal );
// alert( "Calendar date is: " + selCalDate );
//    if ( dateTxtBxVal != selCalDate ) {
//         hideMerchantsPane();
//    }

   // if input_id is 'departure date', then check return date
   if ( input_id == 'depart_date' ) {

      var r_date = document.getElementById( 'return_date' );
      if ( r_date && new Date( dateTxtBx.value ) > new Date(r_date.value) ) { update_return_date( dateTxtBx.value ); }
   }
   this.hide();
}

function initCalendar( cal_title ) {

   // setting mindate and maxdate for calendar
   var depart_date = document.getElementById( 'depart_date' );
   var return_date = document.getElementById( 'return_date' );
   //var return_area = document.getElementById( 'return_area' );

   if ( input_id == 'return_date' && depart_date ) {
      var mindate = depart_date.value;
   } else {
      var mindate = get_today();
   }

   var maxdate = get_next_year();

   var in_date = document.getElementById( input_id );
   if ( in_date ) {
      var dates = in_date.value.split('/');
   } else {
      var dates = get_today().split('/');
   }
   var pagedate = dates[0]+'/'+dates[2];

   YAHOO.calendar.cal1 = new YAHOO.widget.CalendarGroup("cal1","calendar", { title: cal_title, pages: 1,  pagedate: pagedate, mindate: mindate, maxdate: maxdate, close: true });

   YAHOO.calendar.cal1.selectEvent.subscribe(handleSelect, YAHOO.calendar.cal1, true);

   if ( depart_date ) { YAHOO.calendar.cal1.addRenderer(depart_date.value, YAHOO.calendar.cal1.renderCellStyleHighlight1); }

  // if ( return_date && return_area.style.display != 'none' ) { YAHOO.calendar.cal1.addRenderer(return_date.value, YAHOO.calendar.cal1.renderCellStyleHighlight2); }

   YAHOO.calendar.cal1.render();
}

/*function update_travel() {
      if(document.frmFlights.travel[1].checked) {
         document.frmFlights.travel.value = document.frmFlights.travel[1].value;
         document.getElementById("return_area").style.display = 'none';
      }
      if(document.frmFlights.travel[0].checked) {
         document.frmFlights.travel.value = document.frmFlights.travel[0].value;
         document.getElementById("return_area").style.display = '';
         if (document.getElementById("return_date").value == '') {
             document.getElementById("return_date").value = document.getElementById("depart_date").value;
         }
      }
}*/