var effect = 1;
var time = 5000;
var current_image = 0;
var next_image = 1;
var big_img = new Array();
var zone_text = new Array();
var cache = new Array();
var turn = new Boolean();

function initGalerie() {
		turn = true;
		if(document.getElementsByClassName("main_img")) {
		big_img = document.getElementsByClassName("main_img");
		for(i=1; i < big_img.length; i++) {
			big_img[i].style.display = "none";
		}
	}
	if(document.getElementsByClassName("cadre_news_text2")) {
		zone_text = document.getElementsByClassName("cadre_news_text2");
		for(i=1; i < zone_text.length; i++) {
			zone_text[i].style.display = "none";
		}
	}
	if(document.getElementsByClassName("small_photo_nactive")) {
		cache = document.getElementsByClassName("small_photo_nactive");
		for(i=1; i < cache.length; i++) {
			cache[i].style.display = "block";
		}
	}
	document.getElementById("picto_"+(current_image)).className='picto_selected';
	if(zone_text.length > 1) galerie();
}

function galerie() {
	self.setTimeout("nextImage()",time);	
}

function nextImage() {
	if(turn)
	{
		zone_text[current_image].style.display = "none";
		new Effect.Fade(big_img[current_image]);
		zone_text[next_image].style.display = "block";
		new Effect.Appear(big_img[next_image]);
		cache[current_image].style.display = "block";
		cache[next_image].style.display = "none";
		document.getElementById("picto_"+(current_image)).className='picto_unselected';
		document.getElementById("picto_"+(next_image)).className='picto_selected';
		if(next_image == (zone_text.length-1)) {
			current_image = next_image;
			next_image = 0;
		} else {
			current_image = next_image;
			next_image++;
		}
		galerie();
	}
	else galerie();
}

function changeNews(mini) {
	turn = false;
	zone_text[current_image].style.display = "none";
	new Effect.Fade(big_img[current_image]);
	zone_text[mini].style.display = "block";
	new Effect.Appear(big_img[mini]);
	cache[current_image].style.display = "block";
	cache[mini].style.display = "none";
	document.getElementById("picto_"+(current_image)).className='picto_unselected';
	document.getElementById("picto_"+(mini)).className='picto_selected';
	if((mini) == (zone_text.length-1)) {
		current_image = mini;
		next_image = 0;
	} else {
		current_image = mini;
		next_image = mini+1;
	}
	self.setTimeout("changeTurn()",time);
}

function changeTurn(){
	turn = true;
}