Event.onDOMReady(function() {
	// pri vyberu zeme v selectu oznaci vsechny prislusny kraje
	// pri odoznaceni kraje zrusi oznaceni zeme
	/* nepouziva se, protoze to nefunguje v debilnim IE
	var items = $H({
		'filter-country-cz': 'filter-district-cz',
		'filter-country-sk': 'filter-district-sk'
	});
	var selects = $$('.district-multiselect');
	//alert(selects);
	selects.each(function(select) {
		//alert('select: ' + select);
		items.each(function(item) {
			var country = select.down('.' + item.key);
			var districts = select.getElementsByClassName(item.value);
			//alert('country: ' + country);
			Event.observe(country, 'click', function(event) {
				if(country.selected) {
					//alert('country selected. districts: ' + districts.length);
					districts.each(function(district) {
						district.selected = true;
					}); 
				}
			});
			districts.each(function(district) {
				Event.observe(district, 'click', function(event) {
					if(! district.selected) {
						//alert('district deselected. country: ' + country);
						country.selected = false;
					}
				});
			});
		});
	});
	*/
	
	// zobrazovani formularu na pozadani
	var filterlink = $$('a.filter');
	if(filterlink.size() > 0) {
		Event.observe(filterlink[0], 'click', function(event) {
			$('filter').toggle();
			Event.stop(event);
		});
	}
	var newadlink = $$('a.newad');
	if(newadlink.size() > 0) {
		Event.observe(newadlink[0], 'click', function(event) {
			$('newad').toggle();
			Event.stop(event);
		});
	}
	
});

/*
 * funkce pro praci s formularem bazaru
 */



var bazaar_errors = {
	'errors':		'Vo formulári sú následujúce chyby, prosím, opravte ich:',
	'missing-subject':	'Nie je uvedený Predmet inzerátu',
	'missing-name':		'Nie je vyplnené meno',
	'missing-surname':	'Nie je vyplnené priezvisko',
	'missing-district':	'Nie je zvolený kraj',
	'missing-advert':	'Nie je uvedený text inzerátu',
	'missing-reply':	'Nie je uvedený text odpovedi',
	'missing-tel-email':	'Nie je vyplněný telefon ani e-mail, prosím udajte alespoň jeden z nich',
	'missing-type':		'Nie je vybraný typ inzerátu, vyberte Ponuka alebo Požiadavka',
	'missing-auth': 	'Nie je vyplnený autorizačný kód, prosím prepište číslo z obrázku',
	'invalid-email':	'Neplatná e-mailová adresa, použijte formát meno@domena.sk',
	'invalid-tel':		'Neplatné telefonné číslo, použijte formát +XXX XXX XXX XXX'
};



/*
 * kontrola zakladnich povinnych prvku formulare
 */
function checkBazaarForm(status,anonymous) {
	var ok = true;
	var error = "";
	// povinna pole
	if(status == 'new' &&
	   ! $('bazaar-type-supply').checked &&
	   ! $('bazaar-type-demand').checked) {
		ok = false;
		error += '\n' + bazaar_errors['missing-type'];
	}
	if(status == 'new') {
		var reqs = ['subject', 'name', 'surname', 'advert', 'district'];
	} else {
		var reqs = ['name', 'surname', 'reply'];
	}
	if(anonymous) {
		reqs.push("auth");
	}
	for(i = 0; i < reqs.length; i++) {
		var req = reqs[i];
		var value = $F('bazaar-' + req).trim();
		if(value == '') {
			ok = false;
			error += '\n' + bazaar_errors['missing-' + req];
		}
	}
	// telefon nebo email
	if($F('bazaar-tel').trim() == '' && $F('bazaar-email').trim() == '') {
		ok = false;
		error += '\n' + bazaar_errors['missing-tel-email'];
	}
	// kontrola telefonu
//	var tel = $F('bazaar-tel').trim();
//	if(tel != "" && ! checkTel(tel)) {
//		ok = false;
//		error += '\n' + bazaar_errors['invalid-tel'];
//	}
	// kontrola e-mailu
	var email = $F('bazaar-email').trim();
	if(email != '' && ! checkEmail(email)) {
		ok = false;
		error += '\n' + bazaar_errors['invalid-email'];
	}
	if(! ok) {
		alert(bazaar_errors['errors'] + error);
		return false;
	}
	return true;
}

/*
 * prepnuti z vkladaciho formulare na odpoved
 */
function bazaarReply(id) {
	var obj = $('bazaar_item_' + id);
	var author = obj.down('.author').innerHTML;
	var tel    = obj.down('.tel').innerHTML;
	var email  = obj.down('.email').innerHTML;
	var text   = obj.down('.text').innerHTML;
	var type   = obj.down('.type').innerHTML;
	var date   = obj.down('.inserted').innerHTML;
	$('bazaar-reply-author').innerHTML = author;
	$('bazaar-reply-date').innerHTML = date;
	$('bazaar-reply-type').innerHTML = type;
	$('bazaar-reply-text').innerHTML = text;
	$('bazaar-reply-id').value = id;
	$('bazaar-new-form').hide();
	$('bazaar-reply-form').show();
}

/*
 * prepnuti z odpovedi na novy inzerat
 */
function bazaarNew() {
	$('bazaar-new-form').show();
	$('bazaar-reply-form').hide();
}

/*
 * prepinani typu inzeratu ve filtru
 */
function bazaarFilterTypeSwitch(cb) {
	if($(cb).checked) return;
	$('bazaar-filter-type-supply').checked = true;
	$('bazaar-filter-type-demand').checked = true;
	$(cb).checked = false;
}