// JavaScript Document
function popup(page) {
	// ouvre une fenetre sans barre d'etat, ni d'ascenceur
  var top=(screen.height-482)/2;
  var left=(screen.width-642)/2;
	var myPopup = window.open(page,'popup','top='+top+', left='+left+', width=642, height=482');	
	myPopup.focus();
}
function winOpen(url, largeur, hauteur){
      gauche = (screen.width/2)-(largeur/2);
      haut = (screen.height/2)-(hauteur/2);
      window.open(url,"popup","height="+hauteur+",width="+largeur+",status = no,toolbar = no,menubar = no,location = no,resizable = no,titlebar = no,scrollbars = yes,fullscreen = no,top ="+haut+",left ="+gauche);
   } 
function montre(idimg, idtext) {
	var d = document.getElementById(idimg);
	var e = document.getElementById(idtext);
	for (var i = 1; i<=4; i++) {
		if (document.getElementById('actu'+i)) {document.getElementById('actu'+i).style.display='none';}
		if (document.getElementById('imgactu'+i)) {document.getElementById('imgactu'+i).style.display='none';}
	}
	if (d) {d.style.display='block';}
	if (e) {e.style.display='block';}
}
//// images rollover menu left
normal_image1 = new Image();
normal_image2 = new Image();
normal_image3 = new Image();
normal_image4 = new Image();
normal_image1.src = "img/1_off.gif";
normal_image2.src = "img/2_off.gif";
normal_image3.src = "img/3_off.gif";
normal_image4.src = "img/4_off.gif";

mouseover_image1 = new Image();
mouseover_image2 = new Image();
mouseover_image3 = new Image();
mouseover_image4 = new Image();
mouseover_image1.src = "img/1_on.gif";
mouseover_image2.src = "img/2_on.gif";
mouseover_image3.src = "img/3_on.gif";
mouseover_image4.src = "img/4_on.gif";

//// fonction swap (action rollover)
function swap(){
	if (document.images){
		for (var x=0; x<swap.arguments.length; x+=2) {
			document[swap.arguments[x]].src = eval(swap.arguments[x+1] + ".src");
		}
	}
}