function init(index) {
	  // arguments: id of layer containing scrolling layers (clipped layer), id of layer to scroll, 
	  // if horizontal scrolling, id of element containing scrolling content (table?)
	  var objScroller = new dw_scrollObj("contentClip", "content", null);
	  // arguments: dragBar id, track id, axis ("v" or "h"), x offset, y offset
	  // (x/y offsets of dragBar in track)
	  
	  objScroller.setUpScrollbar("drag", "ruler", "v", 1, 1);
	  
	  // Read instructions if your scrolling layers are inside tables 
	  
	  // Scrollbars initially hidden in this example 
	  
	  if(objScroller.maxY>0){
		dw_showLayers("scroller", "up", "down");
	  }
	  montre();
	  masque_puce(index)
	}
	function dw_showLayers() {
	  if ( document.getElementById ) {
		var lyr, i;
		for (i=0; arguments[i]; i++) {
		  lyr = document.getElementById( arguments[i] );
		  lyr.style.visibility = "visible";
		}
	  }
	}

 function masque_puce(index){
	longeur = document.getElementById('content').offsetHeight;
	if(index == 1)
	{
		limit='310';
	}
	else{
		limit='405';
	}
	//alert(limit);
	if(longeur < limit)
	{
		document.getElementById('down').style.display = 'none';
		document.getElementById('up').style.display = 'none';
	}
}


function url(param) {
 var chaine=window.location.search;
 chaine=chaine.substring(1);
 var dz=chaine.indexOf("#",0);
 if(dz!=-1) {
 chaine=chaine.substring(0,dz);}
 chaine=chaine+"&";
 if(chaine.indexOf(param,0)!=-1){
 var pos=chaine.indexOf(param,0);
 var pos2=chaine.indexOf("=",pos);
 var pos3=chaine.indexOf("&",pos);
 var contenu=chaine.substring(pos2+1,pos3);}
 return contenu;
 }

function montre(id) {
	var ec=url("id_rubrique_parent");
	var val = document.getElementById(id);
	//alert(ec);
	if (ec != undefined) {
		for (var i = 1; i <= 1000; i++) {
			if (ec == i) {
				document.getElementById('smenu' + i).style.display = 'inline';
			}
			else {
				if (document.getElementById('smenu' + i)) {
					document.getElementById('smenu' + i).style.display = 'none';
				}
			}
		}
	}
	else{
		for (var i = 1; i <= 1000; i++) {
			if (document.getElementById('smenu' + i)) {
				document.getElementById('smenu' + i).style.display = 'none';
			}
		}
	}
	if (val) {
		val.style.display = 'inline';
		if(id != ('smenu' + ec))
		{
			document.getElementById('smenu' + ec).style.display = 'none';	
		}
	}
}