// JavaScript Document
function changeStyle1(ide) {
	obj1 = document.getElementById(ide);
	obj2 = document.getElementById(ide + "_b");
	obj1.className="lien2_over";
	var reg=new RegExp("(_1)", "g");
	img_txt = obj2.src.replace(reg,"_2")
   	obj2.src=img_txt;
	
 }
 function changeStyle2(ide) {
 	obj1 = document.getElementById(ide);
	obj2 = document.getElementById(ide + "_b");
	obj1.className="lien2_out";
	var reg=new RegExp("(_2)", "g");
	img_txt = obj2.src.replace(reg,"_1")
   	obj2.src=img_txt;
 }
 
function menu(etat, no){
	var obj2 = document.getElementById("im_" + no);
	if(etat == 1) {
		obj2.style.visibility="visible";
	} else {
		obj2.style.visibility="hidden";
	}
}