function showsubmenu(sid){
	if(document.getElementById("submenu"+sid).style.display=="none"){
		document.getElementById("submenu"+sid).style.display="block";
	}
	else{
		document.getElementById("submenu"+sid).style.display="none";
	}
}
function setbold(sid){
	document.getElementById(sid).className = "menuboldfont";
}