var timeSlide;
var imagesArray = new Array();

	window.addEvent('domready', function() { 
		$$('img.hov').each(function(img) {
			var src = img.getProperty('src');			
			if(src.indexOf('_hover')==-1){
				var extension = src.substring(src.lastIndexOf('.'),src.length);
				img.addEvent('mouseover', function() { img.setProperty('src',src.replace(extension,'_hover' + extension)); });
				img.addEvent('mouseout', function() { img.setProperty('src',src); }); 
			}	
		}); 
		$$('img.close').each(function(img) {
			img.addEvent('click', function() { $('content').setStyle('display', 'none');});
		});	
		var if_prev = true;
		var page_name = 'strona_glowna';
		if(page_name==current_page){if_prev=false;}	
		$$('a.menu').each(function(link) {
			var src = link.getProperty('href');			
			if(src && src.lastIndexOf('p=')!=-1){
				page_name = src.substring(src.lastIndexOf('p=')+2,src.length);
				if(page_name==current_page){if_prev=false;}	
			}		
		});
		if(if_prev){
			$$('img.prev').each(function(img) {
				img.setStyle('display', '');
				img.addEvent('click', function() { history.go(-1);});
			});
		}else{
			$$('img.prev').each(function(img) {
				img.setStyle('display', 'none');
			});
		}
		imagesArray = $$('img.bgPict'); 
		imagesArray.each(function(img, ind) {
			if(ind==currPhoto){var fade_act = 'in';}else{var fade_act = 'out';}
			resizePicture(img, fade_act);
		});
		time=setTimeout("fadePhotos()",8000);
	});

function fadePhotos(){
	var old = currPhoto;
	currPhoto++;
	if(currPhoto==imagesArray.length){currPhoto=0;}
	imagesArray[old].fade('out');
	if(imagesArray[currPhoto].getStyle('display')=='none')imagesArray[currPhoto].setStyle('display', '');
	imagesArray[currPhoto].fade('in');
	//alert(imagesArray[currPhoto].width+' / '+imagesArray[currPhoto].height)
	time=setTimeout("fadePhotos()",8000);
}
	
function loadPage(url){
	$('content').setStyle('display', '');
	$('contentTxt').load(url);
	$$('img.hov').each(function(img) {
		var src = img.getProperty('src');
		if(src.indexOf('_hover')!=-1){
			img.setProperty('src',src.replace('_hover',''));
			var extension = src.substring(src.lastIndexOf('.'),src.length); 
			img.addEvent('mouseover', function() { img.setProperty('src',src.replace(extension,'_hover' + extension)); });
			img.addEvent('mouseout', function() { img.setProperty('src',src); }); 			
		}
	});
}

function activeMenu(objId){
	var src = $(objId).firstChild.getProperty('src');
	var extension = src.substring(src.lastIndexOf('.'),src.length); 
	$(objId).firstChild.setProperty('src',src.replace(extension,'_hover' + extension));	
	$(objId).firstChild.addEvent('mouseout', function() { $(objId).firstChild.setProperty('src',src.replace(extension,'_hover' + extension)); });
	$(objId).firstChild.addEvent('mouseover', function() { $(objId).firstChild.setProperty('src',src.replace(extension,'_hover' + extension)); });
	
}	

function resizePicture(img, fade_act){
	var initW = 1280, initH = 960;
	var ratio = initH / initW;
	var newW = screen.width, newH = screen.height;
	if(newW>newH && initW<newW){
		var currW = newW;
		var currH = currW * ratio; 
	}else if(newW<newH && initH<newH){
		var currH = newH;
		var currW = currH / ratio;
	}
	if(currW){
		img.width = currW;
		img.height = currH;
	}	
	img.fade(fade_act);
}