function display_subnav(theID){
	/*if(timeoutset != "undefined"){
	clearTimeout ( timeoutset );
	}*/
	document.getElementById("nav_holder").style.display="none";
	document.getElementById("nav_holder").style.visibility="hidden";
	getElementsByStyleClass;
	document.getElementById("subnav"+theID).style.display="block";
	document.getElementById("subnav"+theID).style.visibility="visible";
	document.getElementById(theID+"_nav").style.background="#000000";
	document.getElementById("main_nav"+theID).style.color="#ffffff";
	/*if(currentnavid != theID){
		timeoutset = setTimeout ( 'clearit()', 3000 );
	}*/
}
function getElementsByStyleClass () {
	document.getElementById("nav_holder").style.display="none";
	document.getElementById("nav_holder").style.visibility="hidden";
  var all = document.all ? document.all :
    document.getElementsByTagName('*');
  var elements = new Array();
	for (var e = 0; e < all.length; e++){
		if (all[e].className == "subnav" || all[e].className == "curr_subnav"){
		  all[e].style.display= "none";
		  all[e].style.visibility= "visible";
		}else if(all[e].className == "topnav" || all[e].className == "curr_topnav"){
			all[e].style.background="#ffffff";
		}else if(all[e].className == "main_nav" || all[e].className == "curr_main_nav"){
			all[e].style.color="#666666";
		}
	}
}