showingnav = false;
whichnav = false;
function showSubNav(thisNav){
// alert(thisNav);
// alert(document.getElementById(whichnav));
showingnav = true;
whichnav = thisNav;
document.getElementById(whichnav).style.display = "block";

}

function closeNow(){
if(!showingnav){
document.getElementById('cyclingSubNav').style.display = "none";
document.getElementById('tripsSubnav').style.display = "none";
}

}

function closeNav(thisNav){
showingnav = false;
setTimeout("closeNow()",100);
// document.getElementById('tripsSubnav').style.display = "none";
}