//
	function nascondiLayer(layerId){
	nascostoLayer='LayerHelp'+layerId;
	nascosto = document.getElementById(nascostoLayer);
	//fadeOut(nascostoLayer,0,100) ;
	nascosto.style.visibility = "hidden";//hidden
	
	nascostoLayerBkNascosto='LayerBk'+layerId;
	layerBknascosto = document.getElementById(nascostoLayerBkNascosto);
	//fadeOut(nascostoLayerBkNascosto,0,80) ;
	layerBknascosto.style.visibility = "hidden";//hidden
	}
	
	function layerHelp(layerId){
	vediLayer='LayerHelp'+layerId ;
	visibile = document.getElementById(vediLayer);
	visibile.style.visibility = "visible";
	//fadeIn(vediLayer,0,100);
	vediLayerBkVisibile='LayerBk'+layerId ;
	layerBkvisibile = document.getElementById(vediLayerBkVisibile);
	layerBkvisibile.style.visibility = "visible";
	setOpaco(layerBkvisibile,80);
	//fadeIn(vediLayerBkVisibile,0,75);
	}

	function fadeIn(objId,opaco,opacoMax) {
		if (document.getElementById) {
			obj = document.getElementById(objId);
				if (opaco <= opacoMax) {
				setOpaco(obj, opaco);
				opaco = opaco +  2 ;
				window.setTimeout("fadeIn('"+objId+"',"+opaco+","+opacoMax+")", 1);
				}
		}
	}
	
		function fadeOut(objId,opaco,opacoMax) {
			if (document.getElementById) {
			obj = document.getElementById(objId);
					if (opaco <= opacoMax) {
					setOpaco(obj, opacoMax);
					opacoMax = opacoMax -  2 ;
					window.setTimeout("fadeOut('"+objId+"',"+opaco+","+opacoMax+")", 0.1);
					}
					else{obj.style.visibility = "hidden";}
			}
		}
	
	function setOpaco(obj, opaco) {
	opaco = (opaco == 100)?99.999:opaco;
	obj.style.filter = "alpha(opacity:"+opaco+")";
	obj.style.KHTMLOpacity = opaco/100;
	obj.style.MozOpacity = opaco/100;
	obj.style.opacity = opaco/100;
	}