var page="";
// ******************* //
function start_navigation(){	
clear_time = new Array();
hauteur = new Array();
	// TOP MENU //
	this.menu = document.getElementById("liste_logo");	
	this.submenus = this.menu.getElementsByTagName("img");
	for (var i = 0; i < this.submenus.length; i++){		
		this.submenus[i].onmouseover=  function() {	
		showIt(this.id);
		}			
		this.submenus[i].onmouseout=  function() {			
		hideIt(this.id);
		}		
		if (this.submenus[i].id == page) {
		showIt(this.submenus[i].id);
		}
	}
} // FIN FONCTION start_navigation
// ******************* //

/* Affiche le layer */
function showIt(el){
document.getElementById(el).src = document.getElementById(el).src.replace("_off.","_on.");
}

/* Masque le layer */
function hideIt(el) {
if (page!=el) {
document.getElementById(el).src = document.getElementById(el).src.replace("_on.","_off.");
}
}


function OW(theURL) {
  window.open(theURL,"_blank",'scrollbars=yes,width=620px , height=490px , toolbar=no,location=no,status=no,menubar=no,resizable=no');
 }
 
 
 
 
 
 
 
 function photo_suivante() {
 clearTimeout(fadddddd);
	 if (document.getElementById("tab_image_actu")) {	 
		 if ((tab_actu.length)-1==num_actu){
		 num_actu = 0;
		 } else {
		  num_actu = num_actu+1;
		 }	
	 fadeOut(num_actu,100);	
	 }
 }
 
  function photo_precedente() {
  clearTimeout(fadddddd);
	 if (document.getElementById("tab_image_actu")) {	 
		 if (num_actu==0){
		 num_actu = (tab_actu.length)-1;
		 } else {
		  num_actu = num_actu-1;
		 }	
		 
	fadeOut(num_actu,100);	
	 }
 }
 
 
 // ********************* HOME ACTU ************************//

 fadddddd ="";
 
 defile = "";
 
 
 function init_actu () {
 defile =  setInterval("photo_suivante()", 4500);
 } 
 
 
 
function setOpacity(opacity) {
obj = document.getElementById("tab_image_actu");
  opacity = (opacity == 100)?100:opacity;
  
  // IE/Win
  obj.style.filter = "alpha(opacity:"+opacity+")";
  
  // Safari<1.2, Konqueror
  obj.style.KHTMLOpacity = opacity/100;
  
  // Older Mozilla and Firefox
  obj.style.MozOpacity = opacity/100;
  
  // Safari 1.2, newer Firefox and Mozilla, CSS3
  obj.style.opacity = opacity/100;
}


function fadeIn(opacity) {
   if (opacity <= 100) {
      setOpacity(opacity);
      opacity += 5;
	  fadddddd =  window.setTimeout("fadeIn("+opacity+")", 20);
    }else {
	clearTimeout(fadddddd);
	setOpacity(100);
	}  
}

function fadeOut(num,opacity) {
    if (opacity >0) {
      setOpacity(opacity);
      opacity -= 5;
	  fadddddd =  window.setTimeout("fadeOut('"+num+"',"+opacity+")", 20);
    }else {
	clearTimeout(fadddddd);
	setOpacity(0);
	show_img (num);	
	}

}

function show_img (num) {
document.getElementById("tab_image_actu").src = mon_image[num].src;
if (mon_image[num].complete){
	fadeIn(0);
	} else {
		mon_image[num].onload = new function () {
		fadeIn(0);
		}
	}
}