var Gallery = new Class({
	
	initialize: function(page)
	{
		this.pageArray = new Hash({0: 'foerste_skridt', 1: 'oekonomi', 2: 'ansoegning', 3: 'info-moede', 4: 'koeb_af_solhus', 5: 'arbejdsgange', 6: 'materialevalg', 7: 'ingenioer_tegning', 8: 'indretning', 9: 'solarier'});
		this.currentImage = page;
		this.page = this.pageArray.get(page);
		this.images = new Hash();
	},
	
	setPage: function()
	{
		this.page = page;
	},
	
	addToGallery: function(image)
	{
		this.images.set(this.images.length, image);
	},
	
	showImage: function()
	{
		var container = $('imageContainer');
		container.innerHTML = '<img src="gallery/'+ this.images.get(this.currentImage) +'" alt="" />';
	},
	
	next: function()
	{
		if (this.currentImage == (this.images.length-1)){
			this.currentImage = 0;
		} else {
			this.currentImage++;
		}
		this.showImage();
	},
	
	prev: function()
	{
		if (this.currentImage == 0){
			this.currentImage = (this.images.length-1);
		} else {
			this.currentImage--;
		}
		this.showImage();
	},
	
	whatPage: function()
	{
		return this.page;
	}
	
});

var meddoGallery;
var pageId;

Window.addEvent('domready', function()
{
	var pageId = getURLParam('id');
	meddoGallery = new Gallery(pageId);
	
	for (var i = 0; i <= 10; i++){
		meddoGallery.addToGallery(''+ i +'.jpg');
	}
	
	/*
	if (pageId == 9){
		for (var i = 0; i <= 7; i++){
			meddoGallery.addToGallery('solarier/'+ i +'.jpg');
		}
	}
	
	if (pageId == 8){
		for (var i = 0; i <= 4; i++){
			meddoGallery.addToGallery('indretning/'+ i +'.jpg');
		}
	}
	
	if (pageId == 7){
		for (var i = 0; i <= 0; i++){
			meddoGallery.addToGallery('ingenioer_tegning/'+ i +'.jpg');
		}
	}
	
	if (pageId == 6){
		for (var i = 0; i <= 4; i++){
			meddoGallery.addToGallery('materialevalg/'+ i +'.jpg');
		}
	}
	
	if (pageId == 5){
		for (var i = 0; i <= 0; i++){
			meddoGallery.addToGallery('arbejdsgange/'+ i +'.jpg');
		}
	}
	
	if (pageId == 4){
		for (var i = 0; i <= 0; i++){
			meddoGallery.addToGallery('koeb_af_solhus/'+ i +'.jpg');
		}
	}
	
	if (pageId == 3){
		for (var i = 0; i <= 0; i++){
			meddoGallery.addToGallery('info-moede/'+ i +'.jpg');
		}
	}
	
	if (pageId == 2){
		for (var i = 0; i <= 0; i++){
			meddoGallery.addToGallery('ansoegning/'+ i +'.jpg');
		}
	}
	
	if (pageId == 1){
		for (var i = 0; i <= 2; i++){
			meddoGallery.addToGallery('oekonomi/'+ i +'.jpg');
		}
	}
	if (pageId == 0){
		for (var i = 0; i <= 3; i++){
			meddoGallery.addToGallery('foerste_skridt/'+ i +'.jpg');
		}
	}
	*/
	
	$('controlRightArrow').onclick = function(){
		meddoGallery.next();
	};
	
	$('controlLeftArrow').onclick = function(){
		meddoGallery.prev();
	};
	meddoGallery.showImage();
	
	
});