oldImage = 1;

	function displayHarmonica(harmonicaId) {
	
		harmonicaObject = document.getElementById('harmonica' + harmonicaId);
		harmonicaPijl = document.getElementById('harmonicapijl' + harmonicaId);
		
		if (harmonicaObject.style.display == 'none') {
			harmonicaObject.style.display = 'block';
			harmonicaPijl.src = '/img/pijlbeneden.gif';
		} else {
			harmonicaObject.style.display = 'none';
			harmonicaPijl.src = '/img/pijlrechts.gif';
		}
	
	}
	
	
	
	
	function highlightHarmonica(harmonicaId, bool) {
	
		
		
		if (bool) {
		
			obj = document.getElementById('xid' + harmonicaId);
			obj.oClass = obj.className;
						
			document.getElementById('xid' + harmonicaId).style.backgroundImage = 'url(/img/hh-pijl-select.gif)';
			document.getElementById('xid' + harmonicaId).style.backgroundColor = '#c6a973';
			document.getElementById('xid' + harmonicaId).style.color = '#000';
			document.getElementById('t' + harmonicaId).style.color = '#000';
			document.getElementById('href' + harmonicaId).style.color = '#000';
			
		} else {
			
			document.getElementById('t' + harmonicaId).style.color = '#fff';
			document.getElementById('href' + harmonicaId).style.color = '#fff';
			
			if (obj.oClass == 'scrollitemLight') {
				obj.style.backgroundImage = "url(/img/hh-pijl-licht.gif)";
				obj.style.backgroundColor = '#ac8035';
			} else {
				obj.style.backgroundImage = "url(/img/hh-pijl-donker.gif)";
				obj.style.backgroundColor = '#a27224';
			}
		
		}
				
	}

	function preSubmit(form) {
		
		remove = false;

		switch (form.name) {
			
			case "bevestigform":
			
				required = Array(
					
					'gender', 
					'achternaam', 
					'initials',
					'straat', 
					'huisnr',
					'postcode', 
					'plaats', 
					'phone',
					'email'
		
				);


			break;

			case "contactform":
				required = Array(
	
					'achternaam', 
					'initials',
					'phone',
					'email',
					'opmerkingen'
		
				);
		
			break;

			case "tellfriendform":
				required = Array(
	
					'achternaam', 
					'initials',
					'email',
					'tellafriend_naam0',
					'tellafriend_email0'
				);
		
			break;

		}
		
		doContinue = true;

		for (i in required) {

			obj = document.getElementById('lbl_' + required[i]);
			val = document.getElementsByName(required[i])[0].value;
			obj.style.color = '#666';

			if (val == '') {
				doContinue = false;
				obj.style.color = '#ff0000';
			}

		}

		re = new RegExp("[a-zA-Z0-9\.-_]+?(@[a-zA-Z0-9-_]+?)\\.{1}", 'gi');
		e = document.getElementsByName('email')[0].value;
		m = e.match(re);

		if (m == null) {
			document.getElementById('lbl_email').style.color = '#ff0000';
			doContinue = false;
		}

		number_fields = Array('huisnr', 'telefoon');

		for (i in number_fields) {
			
			if (!document.getElementsByName(number_fields[i])[0]) {
				continue;			
			}
			
			obj = document.getElementById('lbl_' + number_fields[i]);
			val = document.getElementsByName(number_fields[i])[0].value;

			re = new RegExp("[0-9\\+\\(\\)\\-]+?", "gi");
			m = val.match(re);

			if (m == null) {
				obj.style.color = '#ff0000';
				doContinue = false;
			}

		}

		if (!doContinue) {
			alert('Niet alle verplichte velden zijn ingevuld.' + "\nVerplichte velden zijn gemarkeerd met een *");
			return false;
		}
		
		if (document.getElementById('akkoord_voorwaarden')) {
			if (!document.getElementById('akkoord_voorwaarden').checked) {
				alert('U moet akkoord gaan met de algemene voorwaarden');
				return false;
			}
		}

		if (remove) {
		//	document.getElementById('alternatief').innerHTML = '';
		}

		form.submit();
		//return doContinue;

	}


	
	function GetData(FormItem) {

		FormItem.arrival.value = document.getElementsByName('arrival-day')[0].value + ' ' + document.getElementsByName('arrival-monthyear')[0].value;
		FormItem.amount.value = document.getElementsByName('amount')[0].value;


	}

window.onresize = function() {
	resized();
}

window.onload = function() {
	
	//(document.location);
	var path = String(document.location).split('/');
	var target = path[path.length -1];
	if (target == '-vertelvrienden-') {
		popup($('#popup_vertel_vriend')); 
		return false;
	}
}