// this is the hover menu - the submenus appear to the right when an item is scrolled over
function showdiv(divid) {
	divname = divid.id;
    divexists = document.getElementById(divname);
	if (divexists != null) {
    	document.getElementById(divname).style.display = 'inline';
	}
}

function hidediv(divid) {
	divname = divid.id;
    divexists = document.getElementById(divname);
	if (divexists != null) {
    	document.getElementById(divname).style.display = 'none';
	}
}