ns4 = (document.layers)? true:false
	ie4 = (document.all)? true:false
	ns6 = (document.getElementById)? true:false
	var i = 0;
	var j = 0;
	
	function over(lyName,imgName){
        if (ns4){
			eval('document.'+lyName+'.document.images[imgName].src ='+ imgName +"Over.src");
        }
		else if(ie4||ns6){
			document.images[imgName].src = eval(imgName +"Over.src");
		}
	}
	function out(lyName,imgName){
	  if (ns4){
			eval('document.'+lyName+'.document.images[imgName].src ='+ imgName +"Out.src");
        }
		else if(ie4||ns6){
			document.images[imgName].src = eval(imgName +"Out.src");
		}
	}
	function immagini(lyName,imgName,pic){
		if (ns4){
			eval('document.'+lyName+'.document.images[imgName].src ='+ pic +".src");
        }
		else if(ie4||ns6){
			document.images[imgName].src = eval(pic +".src");
		}
	}
ns4 = (document.layers)? true:false
ie4 = (document.all)? true:false	
function mostra(nome){
		if (ie4){
			document.all[nome].style.visibility = "visible";
			}
		else if (ns4){
			document.layers[nome].visibility = "visible";
			}
		}
function nascondi(nome){
		if (ie4)
		{
		document.all[nome].style.visibility = "hidden";
		}
		else if  (ns4){
		document.layers[nome].visibility = "hidden";
		}
	}
	function nuovafinestra(str,name) {
	searchWin = window.open(str,name,'scrollbars=no,resizable=no,width=650,height=620,status=no,location=no,toolbar=no');
		}
		
	function nuovafinestra1(str,name) {
	searchWin = window.open(str,name,'scrollbars=no,resizable=no,width=350,height=150,status=no,location=no,toolbar=no');
	}