var isNS = navigator.appName.indexOf("Netscape")  != -1
var isIE = navigator.appName.indexOf("Microsoft") != -1

function opisanie(){
var opisanie = getStyleObj('opisanie');
	opisanie.style.visibility = 'hidden';
}
function getStyleObj(id){
var obj = null;
if(document.getElementById){obj = document.getElementById(id);}
else if(document.all){obj = document.all[id];}
else if(document.layers){obj = document.layers[id];}
return (obj) || obj;
}

function show1() {
var w1=getStyleObj('w1');var w2=getStyleObj('w2');var w3=getStyleObj('w3');
var tb1=getStyleObj('tb1');var tb2=getStyleObj('tb2');var tb3=getStyleObj('tb3');

		if (isNS) {w2.visibility = "hide";w2.style.zIndex = 0;tb2.className = "newmenu3";}
  		if (isIE) {w2.style.visibility = "hidden";w2.style.zIndex = 0;tb2.className = "newmenu3";}
  		else {w2.style.visibility = "hidden";w2.style.zIndex = 0;tb2.className = "newmenu3";}
		
		if (isNS) {w3.visibility = "hide";w3.style.zIndex = 0;tb3.className = "newmenu3";}
  		if (isIE) {w3.style.visibility = "hidden";w3.style.zIndex = 0;tb3.className = "newmenu3";}
  		else {w3.style.visibility = "hidden";w3.style.zIndex = 0;tb3.className = "newmenu3";}
		
		if (isNS) {w1.visibility = "show";w1.style.zIndex = 1;tb1.className = "newmenu3-2";}
 		if (isIE) {w1.style.visibility = "visible";w1.style.zIndex = 1;tb1.className = "newmenu3-2";}
 		else {w1.style.visibility = "visible";w1.style.zIndex = 1;tb1.className = "newmenu3-2";}
}
function show2(){
var w1=getStyleObj('w1');var w2=getStyleObj('w2');var w3=getStyleObj('w3');
var tb1=getStyleObj('tb1');var tb2=getStyleObj('tb2');var tb3=getStyleObj('tb3');

		if (isNS) {w1.visibility = "hide";w1.style.zIndex = 0;tb1.className = "newmenu3";}
  		if (isIE) {w1.style.visibility = "hidden";w1.style.zIndex = 0;tb1.className = "newmenu3";}
  		else {w1.style.visibility = "hidden";w1.style.zIndex = 0;tb1.className = "newmenu3";}
				
		if (isNS) {w3.visibility = "hide";w3.style.zIndex = 0;tb3.className = "newmenu3";}
  		if (isIE) {w3.style.visibility = "hidden";w3.style.zIndex = 0;tb3.className = "newmenu3";}
  		else {w3.style.visibility = "hidden";w3.style.zIndex = 0;tb3.className = "newmenu3";}
		
		if (isNS) {w2.visibility = "show";w2.style.zIndex = 1;tb2.className = "newmenu3-2";}
 		if (isIE) {w2.style.visibility = "visible";w2.style.zIndex = 1;tb2.className = "newmenu3-2";}
 		else {w2.style.visibility = "visible";w2.style.zIndex = 1;tb2.className = "newmenu3-2";}
}
function show3(){
var w1=getStyleObj('w1');var w2=getStyleObj('w2');var w3=getStyleObj('w3');
var tb1=getStyleObj('tb1');var tb2=getStyleObj('tb2');var tb3=getStyleObj('tb3');

		if (isNS) {w1.visibility = "hide";w1.style.zIndex = 0;tb1.className = "newmenu3";}
  		if (isIE) {w1.style.visibility = "hidden";w1.style.zIndex = 0;tb1.className = "newmenu3";}
  		else {w1.style.visibility = "hidden";w1.style.zIndex = 0;tb1.className = "newmenu3";}
		
		if (isNS) {w2.visibility = "hide";w2.style.zIndex = 0;tb2.className = "newmenu3";}
  		if (isIE) {w2.style.visibility = "hidden";w2.style.zIndex = 0;tb2.className = "newmenu3";}
  		else {w2.style.visibility = "hidden";w2.style.zIndex = 0;tb2.className = "newmenu3";}
		
		if (isNS) {w3.visibility = "show";w3.style.zIndex = 1;tb3.className = "newmenu3-2";}
 		if (isIE) {w3.style.visibility = "visible";w3.style.zIndex = 1;tb3.className = "newmenu3-2";}
 		else {w3.style.visibility = "visible";w3.style.zIndex = 1;tb3.className = "newmenu3-2";}
}