if (document.images){

// menu principale
var home_off = new Image();
var home_on = new Image();

// menu principale
home_off.src = path+"home_off.gif";
home_on.src = path+"home_on.gif";


}


function roll(imgsrc,state){
if (document.images)document.images[imgsrc].src = eval(imgsrc+state+".src");
}


var gEBI = (document.getElementById) ? true : false;
var da = (document.all) ? true : false;
var lay = (document.layers) ? true : false;

function Meny(ID)
 {
 	var ktgID = "ktg_" + ID;
 	var imgID = "img_" + ID;
 	
 	if (gEBI)
 	{
 		ktgID = document.getElementById(ktgID);
 		imgID = document.getElementById(imgID);
 		//alert("gEBI");
 	}
 	else
 	{
 		if (da)
 		{
 			ktgID = document.all(ktgID);
 			imgID = document.all(imgID);
 			//alert("da");
 		}
 		else
 		{
 			if (lay)
 			{
 				//alert("lay");
 				//KtgID = document.layers(ktgID);
 				//imgID = document.layers(imgID);
 			}
 			else
 			{
 				alert("Sorry, your browser does not support this page!");
 			}
 		}
 	}
 	if (gEBI || da)
 	{
		if (ktgID.style.display == "none")
 		{
 			ktgID.style.display = "block";
 			imgID.src = "img/minus.gif";
 		}
 		else
 		{
 			ktgID.style.display = "none";
 			imgID.src = "img/plus.gif";
 		} 	
 	}
 	else
 	{
 		if (document.layers["ktg_"+ID].visibility == "hide")
 		{
 			document.layers["ktg_"+ID].visibility = "show";
 		//	imgID.src = "images/minus.gif";
 		}
 		else
 		{
 			document.layers["ktg_"+ID].visibility = "hide";
 		//	imgID.src = "images/plus.gif"
 		}
 	}

 }

var agt=navigator.userAgent.toLowerCase();
var is_major = parseInt(navigator.appVersion);
var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1)
                && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1)
                && (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1));
var is_nav6up = (is_nav && (is_major >= 5));
var is_ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
var is_ie4up  = (is_ie && (is_major >= 4));
if (!(is_nav6up || is_ie4up))
{
	document.location.href = "Meny_NS.asp";
}