<!--
//top Navigation dropdown functions
// Show sub Navigation
function subNavShow(x){
	document.getElementById(x).style.visibility = "visible"
}
// Hide sub Navigation
function subNavHide(x){
	document.getElementById(x).style.visibility = "hidden"
}
// Hide all sub Navigation
function subNavHideAll(x,subNum){
	document.getElementById("nav"+ x +"Sub").style.visibility = "hidden"
	for (var i=1; i <= subNum; i++){
	document.getElementById("nav"+ x +"Sub" + i).style.visibility = "hidden"
	}
}
//-->