sfHover = function() {
	var sfEls = document.getElementById("navmenu").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

sfSubHover = function() {
	if (document.getElementById("submenu"))
	{
		var sfEls = document.getElementById("submenu").getElementsByTagName("LI");
		for (var i=0; i<sfEls.length; i++) {
			sfEls[i].onmouseover=function() {
				this.className+=" sfSubHover";
			}
			sfEls[i].onmouseout=function() {
				this.className=this.className.replace(new RegExp(" sfSubHover\\b"), "");
			}
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfSubHover);

var t = '';
var element = '';
function showSubMenu(id)
{
	clearTimeout(t);
	if (t)
		t = '';
	if (element) {
		element.style.display = 'none';
		element = '';
	}
	element = document.getElementById(id);
	//if (element instanceof Object) {
	if (element) {
		element.style.display = 'block';
	}

	return false;
}
//---------------------------------------------------------------

function hideSubMenu()
{
	t = setTimeout("hide()", 1000);
}
//---------------------------------------------------------------

function hide()
{
	//if (element instanceof Object) {
	if ((element) && (t)) {
		element.style.display = 'none';
		element = '';
		clearTimeout(t);
		if (t)
			t = '';
	}
}
//---------------------------------------------------------------

function keepShowing()
{
	clearTimeout(t);
	if (t)
		t = '';
	//if (element instanceof Object)
	if (element)
		element.style.display = 'block';
}
//---------------------------------------------------------------