// JavaScript Document
function rollover(id){
    var navObj = document.getElementById(id);
    var navActObj = document.getElementById(id + "-act");
	if(navObj && navActObj){
		navActObj.style.display = navActObj.style.display == "block" ? "none" : "block";
		navObj.style.display = navActObj.style.display == "block" ? "none" : "block";
	}
}