var th;
var ts;
th=setTimeout('',0);
ts=setTimeout('',0);

function hidein(a){
clearTimeout(ts);

if ((navigator.appName.indexOf('Microsoft')>=0) && (navigator.appVersion.indexOf('4.0')>=0) && (document.all.menu1.style.left!=0)) {
for (i=1; i<=5; i++) document.all['menu'+i].style.visibility='hidden';
}}

function showin(a){
clearTimeout(th);



if ((navigator.appName.indexOf('Microsoft')>=0) && (navigator.appVersion.indexOf('4.0')>=0) && (document.all.menu1.style.left!=0)) {
for (i=1; i<=5; i++) if (i!=a) document.all['menu'+i].style.visibility='hidden';
document.all['menu'+a].style.visibility='visible';
}}

function hide(b){
clearTimeout(th);
clearTimeout(ts);
th=setTimeout('hidein('+b+')', 300);
}

function show(b){
clearTimeout(ts);
clearTimeout(th);
ts=setTimeout('showin('+b+')', 150);
}

function fonl(a){
if ((navigator.appName.indexOf('Microsoft')>=0) && (navigator.appVersion.indexOf('4.0')>=0) && (document.all.menu1.style.left!=0))
document.all['fn'+a].bgColor="#efefef";
}

function fond(a){
if ((navigator.appName.indexOf('Microsoft')>=0) && (navigator.appVersion.indexOf('4.0')>=0) && (document.all.menu1.style.left!=0))
document.all['fn'+a].bgColor ="#efefef";
}