var maandLengtes = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
var base = '';
function getPos(element_id){
	var positions = new Array();
	var element = document.getElementById(element_id);
	if (element != null){
		positions["x"] = element.style.left;
		positions["y"] = element.style.top;
	}
	return positions;
}

function buildDays(dag_id, maand_id, jaar_id){
	var dag_element = document.getElementById(dag_id);
	var maand_element = document.getElementById(maand_id);
	var jaar_element = document.getElementById(jaar_id);
	if (dag_element != null && maand_element != null && jaar_element != null){
		dag = 1;
		if (dag_element.options.length > 0){
			var dag = parseFloat(dag_element.options[dag_element.selectedIndex].value);
		}
		var maand = parseFloat(maand_element.options[maand_element.selectedIndex].value);
		var jaar = parseFloat(jaar_element.options[jaar_element.selectedIndex].value);
		var dagen = maandLengtes[(maand-1)];
		if(maand == 2 && isLeap(jaar)){
			dagen = 29;
		}
		dag_element.options.length = 0;
		var found = false;
		for(i = 1; i <= dagen; i++){
			var option = document.createElement("OPTION");
			var optionText = i;
			if (optionText < 10){
				optionText = "0"+optionText;
			}
			option.text = optionText;
			option.value = i;
			if (i == dag){
				option.selected = true;
				found = true;
			} else if(i == dagen && !found){
				option.selected = true;
			}
			dag_element.options.add(option);
		}
	}
}

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

function moveTo(elementId, x, y){
	var element = document.getElementById(elementId);
	if(element != null){
		element.style.position = "absolute";
		element.style.left = x;
		element.style.top = y;
	}
}

function isText(string){
	string = string.toLowerCase();
	var l = string.length;
	var allowed = "abcdefghijklmnopqrstuvwxyz";
	var valid = true;
	for(i = 0; i < string.length; i++){
		var letter = string.charAt(i);
		if(!allowed.indexOf(letter)){
			valid = false;
		}
	}
	return valid;
}

function isNumeric(number){
	var string = number+"";
	string = string.toLowerCase();
	var allowed = "0123456789";
	var valid = true;
	for(i = 0; i < string.length; i++){
		var nr = string.charAt(i);
		if(!allowed.indexOf(nr)){
			valid = false;
		}
	}
	return valid;
}

function isPhone(number){
	var string = number+"";
	string = string.toLowerCase();
	string.replace("-", "");
	string.replace(" ", "");
	if(isNumeric(string)){
		
	} else {
		return false;
	}
}

function isLength(string, length){
	if(string.length == length){
		return true;
	} else {
		return false;
	}
}

function isEmpty(string){
	if(string.length == 0){
		return true;
	} else {
		return false;
	}
}

function resizeWindow(w,h){
	window.resizeTo(w,h);
}

function clearText(e){
	e.value = '';
}

function fillEmpty(e){
	if(e.value == ''){
		e.value = 'Trefwoord';
	}
}

function switchRight(id) {
	e = document.getElementById('right_'+id);
	a = document.getElementById('arrow_right_'+id);
	if(e.style.display == 'block') {
		e.style.display='none';
		a.src=base+'/images/arrow_close.jpg';
		a.className = 'arrow_close';
		setClose(a.id);
	}else {
		e.style.display='block';
		a.src=base+'/images/arrow_open.jpg';
		a.className = 'arrow_open';		
		setOpen(a.id);
	}		
}

function submithover(e) {
	if(e) {
		if(e.className == 'submit_small') {
			e.className = 'submit_small_hover';
		}else {
			e.className = 'submit_small';
		}
	}
}

function clearRight(id) {
	e = document.getElementById(id);
	if(e) {
		if(e.value == e.id) {
			e.value = '';
		}
	}
}

function fillRight(id) {
	e = document.getElementById(id);
	if(e) {
		if(e.value == '') {
			e.value = e.id;
		}
	}
}

function imgHover(e) {
	if(e) {
		e.src = base+'/images/'+e.className+'_hover.jpg';
	}
}

function imgOut(e) {
	if(e) {
		e.src = base+'/images/'+e.className+'.jpg';
	}
}

$(document).ready(function(){
	$('.back').css({
		cursor:'pointer'
	});
	$('.back').click(function(){
		history.back();
	});
	$('.xxxxxslideshow').each(function(){
		var data = eval('('+$(this).attr('ssData')+')');
		$('.ssImage').css({visibility:'visible'});
		$(this).cycle(data);
		$(this).height(data.height);
		$(this).width(data.width);
	});

	$('.googleMap').each(function(){
		var opts = eval('('+$(this).attr('mapOptions')+')');
		var center = eval('('+opts.center+')');
		opts.center = new google.maps.LatLng(center.b,center.c);
		opts.zoom = parseFloat(opts.zoom);
		var el = document.getElementById($(this).attr('id'));
		// Markers ophalen
		var markers = [];
		$(this).find('.marker').each(function(){
			markers[markers.length] = {
				data:eval('('+$(this).attr('markerOptions')+')'),
				description:$(this).html()
			}
		});
		var map = null;
		if(el){
			map = new google.maps.Map(el,opts);
		}
		if(map != null && markers.length > 0){
			for(var i = 0; i < markers.length; i++){
				var opts = markers[i].data;
				if(opts.cmsDraggable != undefined){
					opts.draggable = opts.cmsDraggable;
				}
				if(opts.cmsClickable != undefined){
					opts.clickable = opts.cmsClickable;
				}
				var position = eval('('+opts.position+')');
				opts.position = new google.maps.LatLng(position.b,position.c);
				opts.map = map;
				var m = new google.maps.Marker(opts);
				if(markers[i].description != ''){
					var w = new google.maps.InfoWindow({
						content:markers[i].description,
						position:opts.position
					});
					w.open(map);
					google.maps.event.addListener(m, 'click', function(e){
						w.open(map);
					});
				}
			}
		}
	});
});