function getObj(name){
	if (document.getElementById){
  		if(document.getElementById(name)){
  			this.obj = document.getElementById(name);
			this.style = document.getElementById(name).style;
		}
		else this.obj = false;
	}
  	else if (document.all){
  		if(document.all[name]){
			this.obj = document.all[name];
			this.style = document.all[name].style;
		}
		else this.obj = false;
	}
}
function selectActu(obj,id){
	objBox = new getObj("actu").obj;
	objNav = new getObj("actuNav").obj;
	
	for(var i=0;i<objNav.getElementsByTagName('li').length;i++){
		objNav.getElementsByTagName('li')[i].className = "";
		
		if(id==(i+1)){
			if(i!=0) objNav.getElementsByTagName('li')[i-1].className = "bord";
		
			objNav.getElementsByTagName('li')[i].className = "on";
		}
	}
	for(var i=0;i<objBox.getElementsByTagName('div').length;i++){
		objBox.getElementsByTagName('div')[i].style.display = "none";
		if(id == (i+1)){
			objBox.getElementsByTagName('div')[i].style.display = "block";
		}
	}
}