// PLAYERS ----------

// -------



function playersentered(c)

{

	if( courses[ c ].c1 == -1

		|| courses[ c ].c2 == -1

		|| courses[ c ].c3 == -1 )

	{

		eval( 'document.bookingform.cost' + c + '.value = \'\'' );

		return;

	}



	eval( 'var bfp = document.bookingform.play' + c );

	eval( 'var bfc = document.bookingform.cost' + c );

	eval( 'var bfd = document.bookingform.date' + c );



	if (bfp.value == 0)

	{

		bfc.value = '';

	}

	else

	{

		// Ensure date is valid and in usable format

		thedate = bfd.value;

		if (isValidDate(thedate,'/'))

		{

			calculatecost(c);

		}

		else

		{

//			alert('Please enter a valid date (dd/mm/yyyy format)');

			bfc.value = '';

		}

	}

}



// COSTS

// -----



function course( coursename, currentprice, handicap, homepage, c1, c2, c3 )

{

	this.coursename = coursename;

	this.currentprice = currentprice;

	this.handicap = handicap;

	this.homepage = homepage;

	this.c1 = c1;

	this.c2 = c2;

	this.c3 = c3;

}



var courses = new function()

{

	this['1'] = new course( 'Alcaidesa', '80/58', '28/36', '/courses/costa_del_sol/alcaidesa.php', 58, 80, 0 ),

	this['2'] = new course( 'Alhaurin', '75/35', '28/37', '/courses/costa_del_sol/alhaurin.php', 37, 75, 0 ),

	this['3'] = new course( 'Almenara', '85/75', '28/36', '/courses/costa_del_sol/almenara.php', 75, 85, 0 ),

	this['4'] = new course( 'Atalaya Old', '80/55', '27/35', '/courses/costa_del_sol/atalaya.php', 55, 80, 0 ),

	this['5'] = new course( 'Atalaya New', '80/55', '27/35', '/courses/costa_del_sol/atalaya.php', 55, 

80, 0 ),

	this['6'] = new course( 'Cabopino', '60/50', '28/36', '/courses/costa_del_sol/cabopino.php', 50, 60, 0 ),

	this['7'] = new course( 'El Paraiso', '80/45', '24/24', '/courses/costa_del_sol/elparaiso.php', 45, 80, 0 ),

	this['8'] = new course( 'Estepona', '58/44', '27/35', '/courses/costa_del_sol/estepona.php', 44, 58, 0 ),

	this['9'] = new course( 'Flamingos', '99/53', '28/36', '/courses/costa_del_sol/flamingos.php', 53, 99, 0 ),

	this['10'] = new course( 'Guadalhorce', '55/55', '28/36', '/courses/costa_del_sol/guadalhorce.php', 55, 55, 0 ),

	this['11'] = new course( 'La Cala - North', '75/42', '24/28', '/courses/costa_del_sol/lacala.php', 42, 75, 0 ),

	this['12'] = new course( 'La Cala - South', '75/42', '24/28', '/courses/costa_del_sol/lacala.php', 42, 75, 0 ),

	this['13'] = new course( 'La Cala - Europe', '75/42', '24/28', '/courses/costa_del_sol/lacala.php', 42, 75, 0 ),

	this['14'] = new course( 'La Canada', '56/50', '28/36', '/courses/costa_del_sol/lacanada.php', 50, 56, 0 ),

	this['15'] = new course( 'La Duquesa', '65/45', '28/36', '/courses/costa_del_sol/la_duquesa.php', 45, 65, 0 ),

	this['16'] = new course( 'La Quinta', '85/70', '27/35', '/courses/costa_del_sol/laquinta.php', 70, 85, 0 ),

	this['17'] = new course( 'La Reserva', '145/118', '36/36', '/courses/costa_del_sol/la_reserva.php', 118, 145, 0 ),

	this['18'] = new course( 'Las Brisas', 'on req', '28/36', '/courses/costa_del_sol/lasbrisas.php', -1, -1, 0 ),

	this['19'] = new course( 'Los Arqueros', '65/40', '28/36', '/courses/costa_del_sol/los_arqueros.php', 40, 65, 0 ),

	this['20'] = new course( 'Los Naranjos', '87/65', '28/36', '/courses/costa_del_sol/los_naranjos.php', 65, 87, 0 ),

	this['21'] = new course( 'Lauro', '55/45', '28/36', '/courses/costa_del_sol/lauro.php', 45, 55, 0 ),

	this['22'] = new course( 'Marbella Resort', 'on req', '27/34', '/courses/costa_del_sol/marbella.php', -1, -1, 0 ),

	this['23'] = new course( 'Marbella Club', 'on req', '27/34', '/courses/costa_del_sol/marbella_club.php', -1, -1, 0 ),

	this['24'] = new course( 'Miraflores', '60/40', '24/28', '/courses/costa_del_sol/miraflores.php', 40, 60, 0 ),

	this['25'] = new course( 'MonteMayor', '90/65', '24/28', '/courses/costa_del_sol/monte_mayor.php', 65, 90, 0 ),

	this['26'] = new course( 'Rio Real', '90/59', '24/28', '/courses/costa_del_sol/rioreal.php', 59, 90, 0 ),

	this['27'] = new course( 'San Roque Old', '100/80', '24/28', '/courses/costa_del_sol/sanroque.php', 80, 100, 0 ),

	this['28'] = new course( 'San Roque New', '90/70', '24/28', '/courses/costa_del_sol/sanroque.php', 70, 90, 0 ),

	this['29'] = new course( 'Santa Clara', '105/91', '24/28', '/courses/costa_del_sol/santa_clara.php', 91, 105, 0 ),

	this['30'] = new course( 'Santa Maria', '76/55', '24/28', '/courses/costa_del_sol/santa_maria.php', 55, 76, 0 ),

	this['31'] = new course( 'Santana', '102/69', '24/28', '/courses/costa_del_sol/santana.php', 69, 102, 0 ),

	this['32'] = new course( 'Sotogrande', '160/155', '24/28', '/courses/costa_del_sol/sotogrande.php', 155, 160, 0 ),

	this['33'] = new course( 'Torrequebrada', '90/76', '24/28', '/courses/costa_del_sol/torrequebrada.php', 76, 90, 0 ),

	this['34'] = new course( 'Valderrama', '266/266', '24/28', '/courses/costa_del_sol/valderrama.php', 270, 270, 0 ),



this.length = 34;} 





// CALCULATE COST

// ---------------



function calculatecost(r)

{

	na = "";

	d = thedate.substr(0, 2);

	m = thedate.substr(3, 2);

	y = thedate.substr(6, 4);

	z = "on req";





	if (y == '2007')

	{

		if (m >= '01' &&  m < '06') c = courses[r].c2;      // Jan to May '07 inclusive (higher price).

		if (m >= '06' &&  m < '12') c = na;                 // Jun '07 onward - no price.

	}



	if (y == '2006')

	{

		if (m >= '01' &&  m < '06') c = na;                 // Jan to May '06 inclusive - in the past.

		if (m >= '06' &&  m <= '08') c = courses[r].c1;     // Jun to Aug '06 inclusive - (lower price).



		if (m == '09')                                      // Sept '06  - (made up of 2 prices).

		{

			if (d <= '15') c = courses[r].c1;               // Sept '06  - 1st half of month @ lower price).

			if (d > '15') c = courses[r].c2;                // Sept '06  - 2nd half of month @ higher price).

		}


		if (m >= '10' &&  m <= '12') c = courses[r].c2;     // Jun to Aug '06 inclusive - (lower price).



	}





	if (isNaN( c ) )

		eval( 'document.bookingform.cost' + r + '.value = c' );



	else

		eval( 'document.bookingform.cost' + r + '.value = ' + parseFloat(c) + '* document.bookingform.play' + r + '.value' );



	calctotal();

}



// CALCULATE TOTAL

// ---------------



function calctotal()

{

	grandtotal = 0.00;



	for( var n = 1; n <= 34; n++ )

	{

		eval( 'var bfc = document.bookingform.cost' + n + '.value' );



		if ((bfc != '') && (bfc != 'n/a'))

			grandtotal += parseFloat(bfc);

	}



	document.bookingform.costtot2.value = grandtotal;

}



// Y2K

// ---



function y2k(number) { return (number < 1000) ? number + 1900 : number; }



var reason = '';



function isValidDate (myDate,sep) {

// checks if date passed is in valid dd/mm/yyyy format



    if (myDate.length == 10) {

        if (myDate.substring(2,3) == sep && myDate.substring(5,6) == sep) {

            var date  = myDate.substring(0,2);

            var month = myDate.substring(3,5);

            var year  = myDate.substring(6,10);



            var test = new Date(year,month-1,date);



            if (year == y2k(test.getYear()) && (month-1 == test.getMonth()) && (date == test.getDate())) {

                reason = '';

                return true;

            }

            else {

                reason = 'valid format but an invalid date';

                return false;

            }

        }

        else {

            reason = 'invalid spearators';

            return false;

        }

    }

    else {

        reason = 'invalid length';

        return false;

    }

}