function moveover(the_id, the_source)
{	 	
	document.getElementById(the_id).src=the_source;	
}
function moveback(area, the_id, the_source)
{
    if(!marcado(area,the_id)) document.getElementById(the_id).src = the_source;
}

var opennode;
opennode = "";
function fechaTudo (id) {

	if(opennode != id && opennode != "") document.getElementById(opennode).style.display = "none";
	
	opennode = id;
	document.getElementById(id).style.display = "block";
}

var contentnode;
contentnode = "";
var currentMenuItem;
currentMenuItem = "";
function toogleContent (menuItem,id) {
	if(contentnode != id && contentnode != "") document.getElementById(contentnode).style.display = "none";
	
	contentnode = id;
	document.getElementById(id).style.display = "block";
	
	moveover(menuItem.id,menuItem.src);
	if(marcado("menu",currentMenuItem) && currentMenuItem != "") 
		document.getElementById(currentMenuItem).src = document.getElementById(currentMenuItem).src.replace("_click.gif",".gif");
	currentMenuItem = menuItem.id;
}

var currentSMItem;
currentSMItem = "";
function toogleSubMenuItem(theImg)
{
	moveover(theImg.id,theImg.src);
	if(marcado("submenu",currentSMItem) && currentSMItem != "") 
		document.getElementById(currentSMItem).src = document.getElementById(currentSMItem).src.replace("_over.gif",".gif");
	currentSMItem = theImg.id;
}

function fechaUm (id) {
	document.getElementById(id).style.display = "none";
}

function marcado (area,id) {    
	if(area == "submenu" )
		return (currentSMItem==id);
	if(area == "menu" )
		return (currentMenuItem==id);
}