var NS4=false,NS6=false;
if(navigator.appName == "Netscape") {
	NN = true;
	navVer = parseInt(navigator.appVersion);
	if(navVer < 4) {
		NOT_SUPPORTED = true;	//not support ver3 browsers
	}
	else if( navVer == 4) {
		NS4 = true;
	}
	else {
		NS6 = true;
	}
}
var IE4 = (document.all) ? 1 : 0;
var gotlayers = 0,gotlayers1=0,timer1=null,timer2=null,timer3=null,timer4=null,lastopend=0,lastopend1=0,lastopendk=0,lastopendk1=0,lastopendw=0,lastopendw1=0,lastopendi=0,lastopendi1=0,ref2="",img2="";
var i=0,zzz=0,roll=false;

function showhide(levels1,on) {
if (gotlayers1 && levels1){
	if (on) {
		if (NS6)	document.getElementById(levels1).style.visibility = "visible";
		else if (NS4) 		document.layers[levels1].visibility = "show";
		else 		document.all[levels1].style.visibility = "visible";
	} else{
		if (NS6)	document.getElementById(levels1).style.visibility = "hidden";
		else if (NS4) 		document.layers[levels1].visibility = "hide";
		else 		document.all[levels1].style.visibility = "hidden";
	}
}
}

function showlayer(levels,s) {
clearTimeout(timer1);
if (gotlayers1){
	if(s==0){
		if(lastopend) hidelayer1(lastopend,0);
		lastopend=levels;
		showhide(levels,true);
	}
	else{
//		if(lastopend1) hidelayer1(lastopend1,1);
		if(lastopend1) showhide(lastopend1,false);
		lastopend1=levels;
		showhide(levels,true);
	}
}
}

function hidelayer1(levels,s) {
if (gotlayers1){
	if(s==0){
		if(levels) showhide(levels,false);
		else if(lastopend) showhide(lastopend,false);
		if(lastopend1) showhide(lastopend1,false);
		lastopend1=0;
		lastopend=0;
	}
	else{
		showhide(levels,false);
		lastopend1=0;
	}
}
}

function hidelayer(levels1,s1){
s="hidelayer1('"+levels1+"',"+s1+")";
timer1=setTimeout(s,100)
}


function showlayerk(levels,s) {
clearTimeout(timer2);
if (gotlayers1){
	if(s==0){
		if(lastopendk) hidelayerk1(lastopendk,0);
		lastopendk=levels;
		showhide(levels,true);
	}
	else{
//		if(lastopendk1) hidelayerk1(lastopendk1,1);
		if(lastopendk1) showhide(lastopendk1,false);
		lastopendk1=levels;
		showhide(levels,true);
	}
}
}

function hidelayerk1(levels,s) {
if (gotlayers1){
	if(s==0){
		if(levels) showhide(levels,false);
		else if(lastopendk) showhide(lastopendk,false);
		if(lastopendk1) showhide(lastopendk1,false);
		lastopendk1=0;
		lastopendk=0;
	}
	else{
		showhide(levels,false);
		lastopendk1=0;
	}
}
}

function hidelayerk(levels1,s1){
s="hidelayerk1('"+levels1+"',"+s1+")";
timer2=setTimeout(s,100)
}



function showlayerw(levels,s) {
clearTimeout(timer3);
if (gotlayers1){
	if(s==0){
		if(lastopendw) hidelayerw1(lastopendw,0);
		lastopendw=levels;
		showhide(levels,true);
	}
	else{
//		if(lastopendw1) hidelayerw1(lastopendw1,1);
		if(lastopendw1) showhide(lastopendw1,false);
		lastopendw1=levels;
		showhide(levels,true);
	}
}
}

function hidelayerw1(levels,s) {
if (gotlayers1){
	if(s==0){
		if(levels) showhide(levels,false);
		else if(lastopendw) showhide(lastopendw,false);
		if(lastopendw1) showhide(lastopendw1,false);
		lastopendw1=0;
		lastopendw=0;
	}
	else{
		showhide(levels,false);
		lastopendw1=0;
	}
}
}

function hidelayerw(levels1,s1){
s="hidelayerw1('"+levels1+"',"+s1+")";
timer3=setTimeout(s,100)
}




function showlayeri(levels,s) {
clearTimeout(timer4);
if (gotlayers1){
	if(i==0){
		if(lastopendi) hidelayeri1(lastopendi,0);
		lastopendi=levels;
		showhide(levels,true);
	}
	else{
//		if(lastopendi1) hidelayeri1(lastopendi1,1);
		if(lastopendi1) showhide(lastopendi1,false);
		lastopendi1=levels;
		showhide(levels,true);
	}
}
}

function hidelayeri1(levels,s) {
if (gotlayers1){
	if(s==0){
		if(levels) showhide(levels,false);
		else if(lastopendi) showhide(lastopendi,false);
		if(lastopendi1) showhide(lastopendi1,false);
		lastopendi1=0;
		lastopendi=0;
	}
	else{
		showhide(levels,false);
		lastopendi1=0;
	}
}
}

function hidelayeri(levels1,s1){
s="hidelayeri1('"+levels1+"',"+s1+")";
timer4=setTimeout(s,100)
}


function navis() {
gotlayers1=gotlayers;
}
onload=navis;