var droptimeout = null;
var activedropmenu = null;
function show_dropmenu(obj) {
	hide_dropmenu();
	activedropmenu = $(obj);
	activedropmenu.css('visibility', 'visible');
}

function hide_dropmenu() {
	if (activedropmenu != null) {
		activedropmenu.css('visibility', 'hidden');
		activedropmenu = null;
	}
}

function menu_mover(obj) {
	try {
	var hover = obj.parentNode.getAttribute('href');
	hover = hover.split('/');
	if (hover[0] == 'http:') hover.shift(); 
	hover = hover[1];
	obj.src = obj.src.replace(hover + '.png', hover + '_mover.png');
	window.clearTimeout(droptimeout);
	if (activedropmenu != obj.parentNode.parentNode.firstChild) {
		hide_dropmenu();
	}
	if(	obj.parentNode.parentNode.firstChild.tagName == "DIV")
		show_dropmenu(obj.parentNode.parentNode.firstChild);
	} catch (ex) {}
}

function menu_mout(obj) {
	try {
	var hover = obj.parentNode.getAttribute('href');
	hover = hover.split('/');
	if (hover[0] == 'http:') hover.shift(); 
	hover = hover[1];
	obj.src = obj.src.replace(hover + '_mover.png', hover + '.png');
	
	droptimeout = window.setTimeout('hide_dropmenu()', 1500);
	} catch (ex) {}

}