var pagesarray = [ // Liste des images à afficher dans la gallerie, ainsi que leur description
	["Introduction","../global/images/mineraux_intro_thumb.jpg","pages/nature_elements_minerals_intro.html"],
	["History of the Quarry","../global/images/minerai_histoirecarriere_thumb.jpg","pages/nature_elements_minerals_quarry.html"],
	["The Mineralogical History of Mont Saint-Hilaire","../global/images/minerai_histoiremineralogique_thumb.jpg","pages/nature_elements_minerals_mineralogic.html"],
	["Geodes","../global/images/minerai_geode_thumb.jpg","pages/nature_elements_minerals_geode.html"],
	["Cristalline Form","../global/images/minerai_catapleite_thumb.jpg","pages/nature_elements_minerals_cristalline.html"],
	["Analcime","../global/images/minerai_analcime_thumb.jpg","pages/nature_elements_minerals_analcime.html"],
	["Quartz","../global/images/minerai_quartz_thumb.jpg","pages/nature_elements_minerals_quartz.html"],
	["Rhodochrosite","../global/images/minerai_rhodochrosite_thumb.jpg","pages/nature_elements_minerals_rhodochrosite.html"],
	["Serandite","../global/images/minerai_serandite_thumb.jpg","pages/nature_elements_minerals_serandite.html"],
	["Books, Magazines and Articles","../global/images/minerai_excursion_thumb.jpg","pages/nature_elements_minerals_booksmagazines.html"]
];
var maximages = pagesarray.length;
if(maximages <= 8){
	nbboites = maximages;
}else{
	nbboites = 8;
}
function allerImagePrec(){ // Reculer d'une image si possible
	if(image > 0){image--;}
	updateThumbnails();
}
function allerImageSuiv(){ // Avancer d'une image si possible
	if(image < maximages - nbboites){image++;}
	updateThumbnails();
}
function updateThumbnails(){ // Remplir les cases avec les thumbnails en fonction de 'image'
	for(i=1;i<=nbboites;i++){
		document.getElementById('image'+i).innerHTML = "<img class='imagethumb' class='imagethumb"+(i+image)+"' src='"+pagesarray[i+image-1][1]+"' alt='"+pagesarray[i+image-1][0]+"' onclick='ouvrirFull("+'"'+pagesarray[i+image-1][2]+'"'+")' onmouseover='afficherTitreSection("+'"'+pagesarray[i+image-1][0]+'"'+")' onmouseout='resetterTitreSection()')'>";
	}
}
function ouvrirFull(souspage){ // Afficher l'image _full
	window.location = "index.php?page=nature_elements_minerals.php&debut="+image+"&souspage="+souspage;
}
function afficherTitreSection(texte){
	document.getElementById('titresection').innerHTML = texte;
}
function resetterTitreSection(){
	document.getElementById('titresection').innerHTML = "[choose a section]";
}