// JavaScript Document

function showsubnav(thisone) {
	for (i=0; i<7; i++){
	var link = "subnavleft" + (i+1);
	document.getElementById(link).style.visibility = "hidden";
	}
	document.getElementById(thisone).style.visibility = "visible";
}


function showsubnavtop(thisone) {
	for (i=0; i<4; i++){
	var link = "subnavtop" + (i+1);
	document.getElementById(link).style.visibility = "hidden";
	}
	document.getElementById(thisone).style.visibility = "visible";
}