function setImage() {
	window['lastImg'] = window['currImg'];
	window['currImg']++;
	if (window['currImg'] >= window['maxImg'])
		window['currImg'] = 1;
	
	Spry.Effect.DoFade('blockImg-' + window['lastImg'], {duration: 1200, from: 100, to: 0});
	Spry.Effect.DoFade('blockImg-' + window['currImg'], {duration: 1000, from: 0, to: 100});
	
	setTimeout('setImage()',5000);
}


function selectFirstItem() {
	document.getElementById('navigationLeft').style.display = "block";
}

function deselectFirstItem() {
	document.getElementById('navigationLeft').style.display = "none";	
}

function setFormField(f, text) {
	if (f.value == text) 
		f.value = '';
}

function resetFormField(f, text) {
	if (f.value == '')
		f.value = text;
}

function setOutlines() {
	var content = document.getElementById('content');
	var middle = document.getElementById('middleContent');
	// Marvin: -40px is de padding die er nog vanaf moet;
	middle.style.height = (content.offsetHeight-40) + 'px';
}

/*function showPhoto(pg_id, file, photoablumid, photografer, message) {
	if(photografer != ""){
		photografer = 'Foto gemaakt door: ' + photografer;
	}
	
	document.getElementById('photoHolder_' + photoablumid).innerHTML = '<img src="/inc/upload/photos/' + pg_id + '/photo_' + file + '" border="0" title="' + photografer + '" />';
	if(message != undefined){
		document.getElementById('textHolder_' + photoablumid).innerHTML = message;
	}
}*/

function highlightSearch(action){
	var tags = getElementsByClassName("searchField");
	if(!tags[1]){
		if(action=="over")tags[0].style.backgroundImage = "url(/inc/img/bg_search_over.png)";
		else tags[0].style.backgroundImage = "url(/inc/img/bg_search.png)";
	}
}

function getElementsByClassName(clss){
	var returnTags = new Array();	
	var tags = document.getElementsByTagName("*");
	for(var i=0;i<tags.length;i++){
		if(tags[i].className&&tags[i].className==clss)returnTags.push(tags[i]);
	}
	return returnTags;
}


function addListener(element, type, expression, bubbling){
	bubbling = bubbling || false;
	
	if(window.addEventListener) { // Standard
		element.addEventListener(type, expression, bubbling);
		return true;
	} else if(window.attachEvent) { // IE
		element.attachEvent('on' + type, expression);
		return true;
	} else return false;
}

function getTargetId(event){
	
	if(event.target) { // FF
		return event.target.id;
	} else if(window.attachEvent) { // IE
		return event.srcElement.id;
	} else return false;
}

/* Photoalbum */
function photoAlbum(arrPhotos, photoPath, pa_id){
	
	/* Constructor : Photoalbum instellingen */
	this.arrPhotos = arrPhotos;
	this.photoPath = photoPath;
	this.photosPerPage = 5;
	this.paId = pa_id;	
	
	// FUNCTIE | Foto groot tonen
	this.showPhoto = function(id){
		var photoHolder = document.getElementById('photoholder_' + this.paId);	
		var photoInfo = document.getElementById('photoinfo_' + this.paId);	
		
		photoHolder.src = this.photoPath+ 'photo_' + this.arrPhotos[id][1];
		
		var photoInfoText = "";
		if(this.arrPhotos[id][2] != ''){
			photoInfoText += this.arrPhotos[id][2];
		}
		if(this.arrPhotos[id][2] != '' && this.arrPhotos[id][3] != ''){
			photoInfoText += " - ";	
		}
		if(this.arrPhotos[id][3] != ''){
			photoInfoText += this.arrPhotos[id][3];
		}
		photoInfo.innerHTML = photoInfoText;
	}
	
	// FUNCTIE | Thumbnails tonen
	this.showThumbs = function(pageId){
		
		// Standaard pagina
		pageId = pageId || 1;
		var loopFrom;
		var loopTo;
		
		var pageCount = Math.ceil(this.arrPhotos.length / this.photosPerPage);

		var photoStrip = document.getElementById('photostrip_'+this.paId);
		
		// Foto strip leegmaken
		photoStrip.innerHTML = "";
		
		// Pagina bereik uitrekenen
		if(this.arrPhotos.length > this.photosPerPage){
			loopFrom = (this.photosPerPage * pageId) - (this.photosPerPage - 1);
			if(pageCount == pageId && (this.arrPhotos.length % this.photosPerPage > 0)){
				loopTo = loopFrom + (this.arrPhotos.length % this.photosPerPage)-1;
			} else {
				loopTo = loopFrom + (this.photosPerPage - 1);								   
			}
		} else {
			loopFrom = 1;
			loopTo = this.arrPhotos.length;
		}

		// Thumbs uitloopen en afdrukken
		var objAlbum = new photoAlbum(this.arrPhotos, this.photoPath, this.paId);
		for(var i = loopFrom; i <= loopTo; i++){
			
			var photoThumb = document.createElement('img');
			photoThumb.id = "thumb_"+(i-1);
			photoThumb.className = "thumb";
			photoThumb.src = photoPath+'thumb_' + arrPhotos[i-1][1];
			photoThumb.style.cursor = "pointer";
			addListener(photoThumb, 'click', function(e){ 
				photoId = getTargetId(e).split("_");
				photoId = photoId[1];
				objAlbum.showPhoto(photoId); 
			});
			
			photoStrip.appendChild(photoThumb);
		}
		
		// Pagina's uitlopen
		var photoPagesHolder = document.getElementById('photopages_holder_' + this.paId);
		var photoPages = document.getElementById('photopages_' + this.paId);	
		
		// Pagina's Leegmaken
		photoPages.innerHTML = "";
		
		// Checken of er wel pagina's zijn
		if(pageCount > 1){
			for(var i = 1; i <= pageCount; i++){
				var pageLink = document.createElement('span');
				pageLink.id = "link_"+i;
				pageLink.innerHTML = i+" ";
				if(i != pageId){
					pageLink.className = "pageLink";
					pageLink.style.cursor = "pointer";
					addListener(pageLink, 'click', function(e){ 
						pageId = getTargetId(e).split("_");
						pageId = pageId[1];
						objAlbum.showThumbs(pageId); 
					});
				} else {
					pageLink.className = "pageLink selected";
				}
				photoPages.appendChild(pageLink);
			}
		} else { // Anders uitzetten
			photoPagesHolder.style.display = "none";
		}
	}
}

function showCard(){
	card = document.getElementById("display_card");
	card.style.display = "block";
}

function closeCard(div){
	div = document.getElementById(div);
	div.innerHTML = '';
	div.style.display = 'none';
}

/*
function getWinSize() {
	window.scrollBy(9999999,0);
	var scrOfX = typeof( window.pageXOffset ) == 'number' ? window.pageXOffset	: (document.body && ( document.body.scrollLeft || document.body.scrollTop )	?	document.body.scrollLeft	:	( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ? document.documentElement.scrollLeft : 0)));
	window.scrollBy(0,9999999);
	var scrOfY = typeof( window.pageYOffset ) == 'number' ? window.pageYOffset	: (document.body && ( document.body.scrollTop || document.body.scrollTop )	?	document.body.scrollTop	:	( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ? document.documentElement.scrollTop : 0)));
	scroll(0,0);	
	var winW = typeof( window.innerWidth ) == 'number' ? window.innerWidth : (document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ? document.documentElement.clientWidth : (document.body && ( document.body.clientWidth || document.body.clientHeight ) ? document.body.clientWidth : 0));
	var winH = typeof( window.innerHeight ) == 'number' ? window.innerHeight : (document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ? document.documentElement.clientHeight : (document.body && ( document.body.clientWidth || document.body.clientHeight ) ? document.body.clientHeight : 0));
	
	return {width : scrOfX+winW, height: scrOfY+winH};
}

window.onload = function(){
	document.getElementById('footer').style.top = (getWinSize().height-40) + 'px';
};*/