var Mode='packa';
    
    
    function GetMonth(i)
    {
    
    
        switch(i)
        {
            case 0: return 'Jan'; break;
            case 1: return 'Feb'; break;
            case 2: return 'Mar'; break;
            case 3: return 'Apr'; break;
            case 4: return 'May'; break;
            case 5: return 'Jun'; break;
            case 6: return 'Jul'; break;
            case 7: return 'Aug'; break;
            case 8: return 'Sep'; break;
            case 9: return 'Oct'; break;            
            case 10: return 'Nov'; break;
            case 11: return 'Dec'; break;
        }
    }
    
    function Populate()
    {
        PopulateLocation($('dd_region'),'Region',0);
        PopulateLocation($('dd_resort'),'Resort', $F('dd_region'));
        
        //onfocus="PopulateLocation(this, 'Resort', $('dd_region').options[$('dd_region').selectedIndex].value);"
        
        if($F('dd_resort')>0) 
        {
            PopulateAccommodation($('dd_accommodation'), $F('dd_resort'));
        }
        else
        {
            PopulateAccommodation($('dd_accommodation'), 0);
        }
        
        PopulateLocation($('dd_depapt'),'Departure_Airport',0);
        PopulateLocation($('dd_arrapt'),'Arrival_Airport',0);
                          
        PopulateDay($('dd_day'));
        PopulateMonthYear($('dd_monthyear'));
        PopulateDuration($('dd_duration'));        
    }
    
    function PopulateMonthYear(dd)
    {        
        var max = new Date($('def_maxdate').value);
        
        var currval;        
        currval = dd.value;
        
        dd.options.length=0;
        for(var i=0; i<24; i++)
        {
            var d = new Date($('def_today').value);
            
         if (d.getDate() > 28) d.setDate(27);
        
           // var temp = new Date(d.setMonth(d.getMonth() + i));
          var temp = new Date(d.setMonth(d.getMonth() + i));
            
            if(temp<max)
            {
                dd.options.add(new Option(GetMonth(temp.getMonth()) + ' ' + temp.getFullYear(),GetMonth(temp.getMonth()) + ' ' + temp.getFullYear()));
            }            
        }
        
        dd.value=currval;
    }
    
    function PopulateDuration(dd)
    {
        var Max;
        var d;
        var currval;
        
        currval = dd.value;
       
        
        try 
        {
            d=new Date($('dd_day').value + " " + $('dd_monthyear').value);
        }
        catch(e)
        {
            d=new Date();
        }
        
        switch(d.getMonth())
        {
             case 0: case 1: case 2:  case 10: case 11: Max=28; break;
            case 3: case 4: case 5: case 6: case 7: case 8: case 9: Max=14; break;
        }
        

        dd.options.length=0;
        
        for(var i=2; i<Max+1; i++)
        {
            if(i%7==0)
            {
                if(i==7)
                {
                    dd.options.add(new Option('1 Week', 7, true));
                }
                else
                {
                    dd.options.add(new Option((i/7) + ' Weeks', i));
                }
            }
            else
            {   
                dd.options.add(new Option(i + ' Nights', i));
            }
        }   
        
        dd.value=currval;
    }
    
    function PopulateLocation(dd, locationtype, parentid)
    {
        var currval;        
        currval = dd.value;
        
        dd.options.length=0;
        
        if(locationtype=='Departure_Airport' || locationtype=='Arrival_Airport')
        {
           dd.options.add(new Option('Select Airport', 0 ));
        }
        else
        {
            if(Mode=='carhi')
            {
                dd.options.add(new Option('Select ' + locationtype,0 ));
            }
            else
            {
                dd.options.add(new Option('Any ' + locationtype,0 ));
            }
        }
        
        for(var i=0; i<=$('location_total').value; i++)
        {
            if ($('location_type_' + i).value == locationtype || $F('location_type_' + i) == locationtype.replace('_',''))
            {
                if(parentid==0 || parentid==$('location_parent_' + i).value)
                {
                    dd.options.add(new Option($('location_label_' + i).value, $('location_id_' + i).value));
                }
            }
        }
        dd.value=currval ; 
    }
    
    function PopulateDay(dd)
    {
        var currval;        
        currval = dd.value;
        
        dd.options.length=0;
        
        for(var i=1; i<32; i++)
        {
            dd.options.add(new Option(i,i));
        }
        dd.value=currval ; 
    }
    
    function PopulateAccommodation(dd, locationid)
    {
    
        var currval;        
        currval = dd.value;
        
        dd.options.length=0;
        
        dd.options.add(new Option('Any Accommodation',''));
        
        for(var i=0; i<=$('accommodation_total').value; i++)
        {            
            if(locationid==0 || locationid==$('accommodation_locationid_' + i).value)
            {
                dd.options.add(new Option($('accommodation_name_' + i).value,$('accommodation_name_' + i).value));
            }            
        }
        dd.value=currval ; 
               
        return true;
    }
    
    function isDate(strDate)
    {
	    //var strDatestyle = "US"; //United States date style
	    var strDatestyle = "EU";  //European date style
	    var strDate;
	    var strDateArray;
	    var strDay;
	    var strMonth;
	    var strYear;
	    var intday;
	    var intMonth;
	    var intYear;
	    var booFound = false;
    	
	    var strSeparatorArray = new Array("-"," ","/",".");
	    var intElementNr;
	    var err = 0;
	    var strMonthArray = new Array(12);
	    strMonthArray[0] = "Jan";
	    strMonthArray[1] = "Feb";
	    strMonthArray[2] = "Mar";
	    strMonthArray[3] = "Apr";
	    strMonthArray[4] = "May";
	    strMonthArray[5] = "Jun";
	    strMonthArray[6] = "Jul";
	    strMonthArray[7] = "Aug";
	    strMonthArray[8] = "Sep";
	    strMonthArray[9] = "Oct";
	    strMonthArray[10] = "Nov";
	    strMonthArray[11] = "Dec";

	    if (strDate.length < 1)
	    {
		    return true;
	    }

	    for (intElementNr = 0; intElementNr < strSeparatorArray.length; intElementNr++)
	    {
		    if (strDate.indexOf(strSeparatorArray[intElementNr]) != -1)
		    {
			    strDateArray = strDate.split(strSeparatorArray[intElementNr]);
			    if (strDateArray.length != 3)
			    {
				    err = 1;
				    return false;
			    }
			    else
			    {
				    strDay = strDateArray[0];
				    strMonth = strDateArray[1];
				    strYear = strDateArray[2];
			    }
			    booFound = true;
   		    }
	    }

	    if (booFound == false)
	    {
		    if (strDate.length>5)
		    {
			    strDay = strDate.substr(0, 2);
			    strMonth = strDate.substr(2, 2);
			    strYear = strDate.substr(4);
   		    }
	    }

	    if (strYear.length == 2)
	    {
		    strYear = '20' + strYear;
	    }

	    // US style
	    if (strDatestyle == "US")
	    {
		    strTemp = strDay;
		    strDay = strMonth;
		    strMonth = strTemp;
	    }

	    intday = parseInt(strDay, 10);
	    if (isNaN(intday))
	    {
		    err = 2;
		    return false;
	    }

	    intMonth = parseInt(strMonth, 10);
	    if (isNaN(intMonth))
	    {
		    for (i = 0;i<12;i++)
		    {
			    if (strMonth.toUpperCase() == strMonthArray[i].toUpperCase())
			    {
				    intMonth = i+1;
				    strMonth = strMonthArray[i];
				    i = 12;
		       }
		    }

		    if (isNaN(intMonth))
		    {
			    err = 3;
			    return false;
   		    }
	    }

	    intYear = parseInt(strYear, 10);
	    if (isNaN(intYear))
	    {
		    err = 4;
		    return false;
	    }

	    if (intMonth>12 || intMonth<1)
	    {
		    err = 5;
		    return false;
	    }

	    if ((intMonth == 1 || intMonth == 3 || intMonth == 5 || intMonth == 7 || intMonth == 8 || intMonth == 10 || intMonth == 12) && (intday > 31 || intday < 1))
	    {
		    err = 6;
		    return false;
	    }

	    if ((intMonth == 4 || intMonth == 6 || intMonth == 9 || intMonth == 11) && (intday > 30 || intday < 1))
	    {
		    err = 7;
		    return false;
	    }

	    if (intMonth == 2)
	    {
		    if (intday < 1)
		    {
			    err = 8;
			    return false;
		    }

		    if (LeapYear(intYear) == true)
		    {
			    if (intday > 29)
			    {
				    err = 9;
				    return false;
			    }
		    }
		    else
		    {
			    if (intday > 28)
			    {
				    err = 10;
				    return false;
			    }
		    }
	    }

	    return true;
    }

    function LeapYear(intYear)
    {
	    if (intYear % 100 == 0)
	    {
		    if (intYear % 400 == 0)
		    {
			    return true;
		    }
	    }
	    else
	    {
		    if ((intYear % 4) == 0)
		    {
			    return true;
		    }
	    }
	    return false;
    }

    function Validates()
    {               
        if(!isDate($('dd_day').value + ' ' + $('dd_monthyear').value))
        {
            alert('Invalid date');
            return false;
        }
         
        
        
        if(Date.parse($('dd_day').value + ' ' + $('dd_monthyear').value) < Date.parse($('def_today').value))
        {
            alert('Date in the past');
            return false;
        }
        
        
        
        
	    if ($('dd_duration').value == '') {
	            alert('Invalid duration');
	            return false;
        };
        
        var pax=0;
        var adults=0;
        for(var i=1; i<=$('dd_rooms').value;i++)
        {
            pax += parseInt($('dd_adults_' + i).value)
            adults += parseInt($('dd_adults_' + i).value)
            pax += parseInt($('dd_children_' + i).value)
            pax += parseInt($('dd_infants_' + i).value)           
        }
        
        if(Mode!='carhi')
        {
            if(adults==0)
            {
                alert('All bookings must include at least one adult.');
                return false;
            }
        }
        
        if(pax>9)
        {
            alert('A maximum of nine passengers can be booked online, please contact us directly');
            return false;
        }
        
        if(Mode=='packa')
        {
            if($('dd_depapt').value==0)
            {
                alert('Please select a departure airport');
                return false;
            }         
        }

        /*if (Mode == 'packa' || Mode== 'accom') {
            if ($F('dd_resort') == 0) {
                alert('Please select a resort');
                return false;
            }
        }*/
        
        if(Mode=='carhi')
        {
            if($('dd_resort').value==0)
            {
                alert('Please select a resort');
                return false;
            }
        }
        
        
        if(Mode=='fligh')
        {
            if($('dd_depapt').value==0)
            {
                alert('Please select a departure airport');
                return false;
            }  
            
            if($('dd_arrapt').value==0)
            {
                alert('Please select an arrival airport');
                return false;
            }        
        }        
        return true;
    }
    

    function DoSearch()
    {    
        var s='';
        
        if(Validates())
        {
            var startdate;
            startdate = $('dd_day').value + ' ' + $('dd_monthyear').value;
                        
            s+='mode=';
            switch(Mode)
            {
                case 'packa': s+=16; break;
                case 'accom': s+=1; break;
                case 'fligh': s+=8; break;
                case 'carhi': s+=2; break;
            }       
            s+='&startdate=';                               
            s+=startdate
            s+='&duration=';
            s+=$('dd_duration').value;
            s+='&departurelocationid=';
            s+=$('dd_depapt').value;
            s+='&destinationlocationid=';
                    
            if($('dd_resort').value>0) 
            {
                s+=$('dd_resort').value;
            }
            else
            {
                s+=$('dd_region').value;
            }
            
            s+='&arrivallocationid='
            s+=$('dd_arrapt').value;
            
            var adults=0;
            var children=0;
            var infants=0;
            var strocc='';
            
            for(var i=1; i<=$('dd_rooms').value;i++)
            {
                adults += parseInt($('dd_adults_' + i).value)
                children += parseInt($('dd_children_' + i).value)
                infants += parseInt($('dd_infants_' + i).value)
                
                strocc += $('dd_adults_' + i).value + ',' + $('dd_children_' + i).value+',' + $('dd_infants_' + i).value;
                if(i<$('dd_rooms').value)
                {
                    strocc+='|'
                }
            }
                                
            s+='&adults=';
            s+=adults;
            s+='&children=';
            s+=children;
            s+='&infants=';
            s+=infants;
            s+='&AccommodationName=';
            s+=$('dd_accommodation').value;
            s+='&Rooms=';
            s+=$('dd_rooms').value;
            s+='&Occupancy=';
            s+=strocc ;        
            s+='&Rating=';
            s+=$('dd_rating').value;
            s+='&ReturnTransfer=';
            s+='false';
            s+='&PlusMinus=';
            s+=$('dd_plusminus').value;
            s+='&OneWay=';
            s+=$('chk_oneway').checked;
            
            try
            {
                //top.wait(); 
            }
            catch(e)
            {
            }
            top.location.href= '/Search.aspx?Searching=true&' + s;
        }
    }       
             
    function SwitchMode(NewMode)
    {
        if($('lnk_packa')) $('lnk_packa').className='Tab';
        if($('lnk_fligh')) $('lnk_fligh').className='Tab';
        if($('lnk_accom')) $('lnk_accom').className='Tab';
        if($('lnk_tours')) $('lnk_tours').className='Tab';
        if($('lnk_carhi')) $('lnk_carhi').className='Tab';
        if($('lnk_trans')) $('lnk_trans').className='Tab';
        if($('lnk_extra')) $('lnk_extra').className='Tab';
          
        switch(NewMode)
        {
            case 'none':
                $('pan_depapt').style.display='none';
                $('pan_arrapt').style.display='none';
                $('pan_region').style.display='none';
                $('pan_resort').style.display='none';
                $('pan_accommodation').style.display='none';
                $('pan_oneway').style.display='none';
                $('pan_date').style.display='none';
                $('pan_pm').style.display='none';
                $('pan_rating').style.display='none';
                $('pan_duration').style.display='none';
                $('pan_rooms').style.display='none';
                $('pan_passengers').style.display='none';
                $('pan_note').style.display='none';
                $('pan_change').style.display='none';
                $('but_search').style.display='none';
                
                break;
            case 'packa': 
                $('pan_depapt').style.display='';
                $('pan_arrapt').style.display='none';
                $('pan_region').style.display='';
                $('pan_resort').style.display='';
                $('pan_accommodation').style.display='';
                $('pan_oneway').style.display='none';
                $('pan_date').style.display='';
                $('pan_pm').style.display='none';
                $('pan_rating').style.display='';
                $('pan_duration').style.display='';
                $('pan_rooms').style.display='';
                $('pan_passengers').style.display='';
                $('pan_note').style.display='';
                if($('def_locked').value=='True')
                {   
                    $('pan_change').style.display='';
                }
                $('but_search').style.display='';
                break;
            case 'fligh': 
                $('pan_depapt').style.display='';
                $('pan_arrapt').style.display='';
                $('pan_region').style.display='none';
                $('pan_resort').style.display='none';
                $('pan_accommodation').style.display='none';
                $('pan_oneway').style.display='';
                $('pan_date').style.display='';
                $('pan_pm').style.display='';
                $('pan_rating').style.display='none';
                $('pan_duration').style.display='';
                $('pan_rooms').style.display='none';
                $('pan_passengers').style.display='';
                $('pan_note').style.display='';
                 
                if($('def_locked').value=='True')
                {   
                    $('pan_change').style.display='';
                }
                $('but_search').style.display='';
                break;
            case 'accom': 
                $('pan_depapt').style.display='none';
                $('pan_arrapt').style.display='none';
                $('pan_region').style.display='';
                $('pan_resort').style.display='';
                $('pan_accommodation').style.display='';
                $('pan_oneway').style.display='none';
                $('pan_date').style.display='';
                $('pan_pm').style.display='none';
                $('pan_rating').style.display='';
                $('pan_duration').style.display='';
                $('pan_rooms').style.display='';
                $('pan_passengers').style.display='';
                $('pan_note').style.display='';
                if($('def_locked').value=='True')
                {   
                    $('pan_change').style.display='';
                }
                $('but_search').style.display='';
                break;
            case 'tours':               
                break;
            case 'carhi': 
                $('dd_resort').options.length=0;
                $('dd_resort').options.add(new Option('Select Resort','0'));
                $('dd_resort').options.add(new Option($('def_resort_name').value, $('def_resort_id').value));
                $('dd_resort').value = $F('def_resort_id');
                $('pan_resort').style.display='';
             
                
                $('pan_depapt').style.display='none';
                $('pan_arrapt').style.display='none';
                $('pan_region').style.display='none';                
                $('pan_accommodation').style.display='none';
                $('pan_oneway').style.display='none';
                $('pan_date').style.display='';
                $('pan_pm').style.display='none';
                $('pan_rating').style.display='none';
                $('pan_duration').style.display='';
                $('pan_rooms').style.display='none';
              // $('pan_passengers').style.display='none';
                $('pan_note').style.display='none';
                
                    $('pan_change').style.display='none';
               
                $('but_search').style.display='';
                $('dd_day').disabled=false;
                $('dd_monthyear').disabled=false;
                $('dd_duration').disabled=false;
                break;
            case 'trans':                
                break;
            case 'extra':            
                break;            
        }
        
        Mode= NewMode;
        
        if(NewMode!='none')
        {
            $('lnk_' + NewMode).className='Tab_Selected';
        }
        
        Populate();
    }
    
    function UseDefaults()    
    {
        Mode=$('def_mode').value;
        
        $('dd_depapt').options.length=0;
        $('dd_depapt').options.add(new Option($('def_depapt_name').value,$('def_depapt_id').value))
        
        $('dd_arrapt').options.length=0;
        $('dd_arrapt').options.add(new Option($('def_arrapt_name').value,$('def_arrapt_id').value))
        
        $('dd_resort').options.length=0;
        $('dd_resort').options.add(new Option($('def_resort_name').value,$('def_resort_id').value))
        
        $('dd_region').options.length=0;
        $('dd_region').options.add(new Option($('def_region_name').value,$('def_region_id').value))
                
        $('dd_day').options.length=0;
        $('dd_day').options.add(new Option($('def_depday').value,$('def_depday').value))
        
        $('dd_monthyear').options.length=0;
        $('dd_monthyear').options.add(new Option($('def_depmonthyear').value,$('def_depmonthyear').value))
        
        $('dd_duration').options.length=0;
        $('dd_duration').options.add(new Option($('def_duration').value + ' Nights', $('def_duration').value));
        
        $('dd_accommodation').options.length=0;
        
        if($('def_accommodation').value=='')
        {
            $('dd_accommodation').options.add(new Option('Any Accommodation', ''));
        }
        else
        {
            $('dd_accommodation').options.add(new Option($('def_accommodation').value, $('def_accommodation').value));
        }
        
        $('header').innerHTML=$('def_title').value;
        
        $('dd_rooms').value=$('def_rooms').value;
        

        
        var occupancy= $('def_occupancy').value.split('|');
        
        var count=1;

        for (var i = 0; i < occupancy.size();  i++) {
            $('dd_adults_' + count).value = occupancy[i].toString().split(',')[0];
            $('dd_children_' + count).value = occupancy[i].toString().split(',')[1];
            $('dd_infants_' + count).value = occupancy[i].toString().split(',')[2];

            if ($('def_locked').value == 'True') {
                $('dd_adults_' + count).disabled = true;
                $('dd_children_' + count).disabled = true;
                $('dd_infants_' + count).disabled = true;
            };

            count++;
        };
        
        $('dd_plusminus').value=$('def_plusminus').value;
        $('dd_rating').value=$('def_rating').value;
       
          if($('def_rating').value=='')
          {
            $('dd_rating').value=''
          }
          
          
        $('chk_oneway').checked= ($('def_oneway').value=='True');
        
        if($('def_locked').value=='True')
        {   
            if(Mode!='carhi')
            {
                $('dd_day').disabled=true;
                $('dd_monthyear').disabled=true;
                $('dd_duration').disabled=true;
                 $('dd_resort').disabled = true;
            }
            else
            {
                $('dd_day').disabled=false;
                $('dd_monthyear').disabled=false;
                $('dd_duration').disabled=false;
            }
            
            $('dd_rooms').disabled=true;
            $('dd_plusminus').disabled=true;
            $('pan_change').style.display='';
        }
        else
        {
            $('pan_change').style.display='none';
        }
               
        if($('def_showpacka').value=='True')
        {
            $('lnk_packa').style.display='';
        }
        else
        {
            $('lnk_packa').style.display='none';
        }
        
        if($('def_showfligh').value=='True')
        {
            $('lnk_fligh').style.display='';
        }
        else
        {
            $('lnk_fligh').style.display='none';
        }
 
        if($('def_showaccom').value=='True')
        {
            $('lnk_accom').style.display='';
        }
        else
        {
            $('lnk_accom').style.display='none';
        }
                        
        if($('def_showtours').value=='True')
        {
            $('lnk_tours').style.display='';
        }
        else
        {
            $('lnk_tours').style.display='none';
        }

        if($('def_showcarhi').value=='True')
        {
            $('lnk_carhi').style.display='';
        }
        else
        {
            $('lnk_carhi').style.display='none';
        }                

        if($('def_showtrans').value=='True')
        {
            $('lnk_trans').style.display='';
        }
        else
        {
            $('lnk_trans').style.display='none';
        }         
        
        if($('def_showextra').value=='True')
        {
            $('lnk_extra').style.display='';
        }
        else
        {
            $('lnk_extra').style.display='none';
        }
        
        Populate();          
    }
    
    function SetRooms()
    {
        for(var i=1; i<7; i++)
        {
            $('room_' + i).style.display='none';
        }
        
        for(var i=1; i<=$('dd_rooms').value; i++)
        {
            $('room_' + i).style.display='';
        }
        
        if($('dd_rooms').value>1)
        {
            $('lbl_rm').style.display='';
        }
        else
        {
            $('lbl_rm').style.display='none';
        }
    }