var ns4 = (document.layers)? true:false
var ie4 = (document.all)? true:false




function show(id) {
	if(id != "") {
		if (ns4) {
			document.layers[id].visibility = "show";
			document.endehors.visibility = "show";
		}
		else if(ie4) {
			document.all[id].style.visibility = "visible";
			document.all.endehors.style.visibility = "visible";
		}
	}
}

function hide(id) {
	if(id != "") {
		if (ns4) {
			document.layers[id].visibility  = "hide";
		}
		else if (ie4) {
			document.all[id].style.visibility = "hidden";
		}
	}
}

function hide_all()
{
MM_swapImgRestore();
hide('controle');
hide('propulsion');
hide('tanks');

hide('rech');
hide('serv');
hide('actu');
hide('contact');
hide('endehors');
}

function init()
{
hide_all();

if (m==1) {MM_swapImage('accueil','',arbo+'icones/menu/m_accueil_roll.gif',1);}
if (m==5) {show('controle');}
if (m==5) {show('propulsion');}
if (m==5) {show('tanks');}


hide('endehors');

}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v3.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}