//Emulation du comportement hover
function hover(obj){
  if(document.all){
    UL = obj.getElementsByTagName('ul');
    if(UL.length > 0){
      sousMenu = UL[0].style;
      if(sousMenu.display == 'none' || sousMenu.display == ''){
        sousMenu.display = 'block';
      }else{
        sousMenu.display = 'none';
      }
    }
  }
}

//Emulation du comportement hover
function setHover(){
  LI = document.getElementById('nav').getElementsByTagName('li');
  nLI = LI.length;
  for(i=0; i < nLI; i++){
    LI[i].onmouseover = function(){
      hover(this);
    }
    LI[i].onmouseout = function(){
      hover(this);
    }
  }
}

//selection d'onglet
function chgombre(i,classa,nbtab)
{	
	for(var j=1;j<=nbtab;j++)
	{
		if((document.getElementById("opt"+i).className != "menuopt"+classa)&&(document.getElementById("opt"+i).id=="opt"+j))
		{
			document.getElementById("opt"+j).className = "menuopt"+classa;
			document.getElementById("ban"+j).className = "menuban"+classa;
		}
		else
		{
			document.getElementById("opt"+j).className = 'menuoptoff';
			document.getElementById("ban"+j).className = '';
		}
	}
}

// Affichage des images
function PopupPic(sPicURL)
{

     window.open( "popup.htm?"+sPicURL, "","resizable=1,HEIGHT=200,WIDTH=200");
}


// Affichage clip Unkle

function PopupClip()
{

     window.open( "media/unkle/unkle.php", "","HEIGHT=605,WIDTH=855	, status=no,menubar=no, resizable=0,toolbar=no,location=no");
}

//affichage des calques
function montrer(nomcalq)
{
	
	var etat;
	var prec = window.document.sauv.prec.value;
	
	if(document.getElementById(nomcalq.id).style.visibility=='visible')
	{
		window.alert(nomcalq.name+" class="+nomcalq.className+" visibility="+nomcalq.style.visibility);
		//etat = 'hidden';
	}
	else
	{
		window.alert(nomcalq.name+" class="+nomcalq.className+" visibility="+nomcalq.style.visibility);
		etat = 'visible';
		if(prec){document.getElementById(eval(prec+".id")).style.visibility= 'hidden';}
	}
	
	document.getElementById(nomcalq.id).style.visibility=etat;
	window.document.sauv.prec.value = document.getElementById(nomcalq.id).id;
	//return 0;
}