//-------------------------------------------------------------
//-- Gestion du roll des images de l'accueil
//-------------------------------------------------------------
function rollImage(monImage,monAction){
	//alert("rollImage("+monImage+","+monAction+")");
	if(monAction == "ON"){
		monImage.className='image_accueil_on';
	}else if(monAction == "OFF"){
		monImage.className='image_accueil_off';
	}else{
		monImage.className='image_accueil_off';
	}
}
//-------------------------------------------------------------
//-- Preload les images
//-------------------------------------------------------------
//--
var imgload = new Array();
function preloadImages(){
	tmp_str = "";
	monDir = preloadImages.arguments[0];
	//imgload=new Array();
	for(var j=1; j<preloadImages.arguments.length; j++){
		imgload[j]=new Image();
		imgload[j].src=monDir+"/"+preloadImages.arguments[j];
		//tmp_str += imgload[j].src+ "\n";
	}
	//alert("preloadImages("+monDir+")\n"+tmp_str);
}
//-------------------------------------------------------------
//-- Gestion du roll des images de la nav des photos du book
//-------------------------------------------------------------
//-- 
//-- Init la nav
var current_image;
function rollNavImageInit(monImageName){
	current_image=monImageName;
	document.images[monImageName].className='image_nav_book_on';
}
//-- 
//-- Gestion du roll des images de la nav des photos du book
//-- 
function rollNavImage(monImage,monAction){
	//alert("rollNavImage("+monImage+","+monAction+")");
	if(!current_image){
		current_image="nav_1";
	}
	if(monImage.name != current_image){
		if(monAction == "ON"){
			monImage.className='image_nav_book_on';
		}else if(monAction == "OFF"){
			monImage.className='image_nav_book_off';
			//alert(monImage.name+ "("+current_image+")");
		}else{
			monImage.className='image_nav_book_off';
		}
	}
}
//-- 
//-- Charge l'image selectionnee
//-- 
//function changeImage(monFichier,monImage){
function resizeCentre(monImageLoaded){
	//alert("resizeCentre >"+monImageLoaded.src);
	document.images.photo_centre.src=monImageLoaded.src;
    document.images.photo_centre.width=monImageLoaded.width;
 	document.images.photo_centre.height=monImageLoaded.height;
	//alert("resizeCentre > "+document.images["photo_centre"].src);
	//return(true);
}
function changeImage(monImage){
	//alert("changeImage("+monImage+")");
	//-- Replace les rolls de la nav
	document.images[current_image].className="image_nav_book_off";
	monImage.className="image_nav_book_on";
	current_image = monImage.name;
	current_src = monImage.src;
	new_src = current_src.substr(0,current_src.length-8)+".jpg";
	document.images.photo_centre.className="image_nav_book_off";
	document.images.photo_centre.src="images/loading.gif";
	document.images.photo_centre.width = document.images.photo_centre.height = 32;
	//alert("new_src="+new_src);
	//-- Chargement de l'image
	var nvImage= new Image();
	//nvImage.src="images/photos/"+new_src;
	//nvImage.onload = resizeCentre(nvImage);
	nvImage.onload = function()
	{
		document.images.photo_centre.className="image_accueil_off";
		document.images.photo_centre.src=nvImage.src;
   		document.images.photo_centre.width=nvImage.width;
 		document.images.photo_centre.height=nvImage.height;
	}
	nvImage.src = new_src;
	//alert(nvImage.src);
	/*document.images.photo_centre.src=nvImage.src;
    document.images.photo_centre.width=nvImage.width;
 	document.images.photo_centre.height=nvImage.height;
	*/
	//document.images["photo_centre"].src = "images/photos/"+monFichier;
	//return(true);
}