function showScreens(taille) {
	document.write("<div class=\"screen\" style=\"width:"+taille+"px;\"><img id=\"scr_img\" src=\""+ecrans[0][0]+"\"><p id=\"scr_desc\">"+ecrans[0][1]+"</p>");

	document.write("<div>");
	for (var i=0; i<ecrans.length; i++)
		document.write("<a onclick='screenClick("+i+")'>"+(i+1)+"</a>");
	document.write("</div>");

	document.write("</div>");
}

function screenClick(id) {
	document.getElementById("scr_img").src=ecrans[id][0];
	document.getElementById("scr_desc").innerHTML=ecrans[id][1];
}