userAgent = window.navigator.userAgent;
browserVers = parseInt(userAgent.charAt(userAgent.indexOf("/")+1),10);
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}
//
function findElement(n,ly) {
	if (browserVers < 4)		return document[n];
	var curDoc = ly ? ly.document : document;
	var elem = curDoc[n];
	if (!elem) {
		for (var i=0;i<curDoc.layers.length;i++) {
			elem = findElement(n,curDoc.layers[i]);
			if (elem) return elem;
		}
	}
	return elem;
}
//
function changeImages() {
	if (document.images && (preloadFlag == true)) {
		var img;
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			img = null;
			if (document.layers) {
				img = findElement(changeImages.arguments[i],0);
			}
			else {
				img = document.images[changeImages.arguments[i]];
			}
			if (img) {
				img.src = changeImages.arguments[i+1];
			}
		}
	}
}
//
var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		menu_vooDuplo_over = newImage("images/menu_vooDuplo-over.gif");
		menu_galeria_over = newImage("images/menu_galeria-over.gif");
		menu_tecnica_over = newImage("images/menu_tecnica-over.gif");
		menu_equip_over = newImage("images/menu_equip-over.gif");
		menu_fale_over = newImage("images/menu_fale-over.gif");
		menu_login_over = newImage("images/menu_login-over.gif");
		preloadFlag = true;
	}
}
//
// -->
//
//fim Adobe
//
function topoResize()
{
	if (document.all('topo').style.height < '230')
	{
		document.all('topo').style.height = '460px';
		document.all('topo').style.width = '769px';
	}
	else
	{
		document.all('topo').style.height = '227px';
		document.all('topo').style.width = '769px';
	}
}
function MostrarEsconder(objeto)
{
	if (document.all(objeto).style.display.toString() == "none")
	{
		document.all(objeto).style.display = "";
	}
	else
	{
		document.all(objeto).style.display = "none";
	}
}
//
// image Swap
//
function troca(imag)
{
	if (imag.id == 'menu_vooduplo')
	{
		imag.src = 'images/menu_vooDuplo-over.gif'
	}
	if (imag.id == 'menu_galeria')
	{
		imag.src = 'images/menu_galeria-over.gif'
	}
	if (imag.id == 'menu_tecnica')
	{
		imag.src = 'images/menu_tecnica-over.gif'
	}
	if (imag.id == 'menu_equip')
	{
		imag.src = 'images/menu_equip-over.gif'
	}
	if (imag.id == 'menu_fale')
	{
		imag.src = 'images/menu_fale-over.gif'
	}
	if (imag.id == 'menu_login')
	{
		imag.src = 'images/menu_login-over.gif'
	}
}
//
function destroca(imag){
	if (imag.id == 'menu_vooduplo')
	{
		imag.src = 'images/menu_vooDuplo.gif'
	}
	if (imag.id == 'menu_galeria')
	{
		imag.src = 'images/menu_galeria.gif'
	}
	if (imag.id == 'menu_tecnica')
	{
		imag.src = 'images/menu_tecnica.gif'
	}
	if (imag.id == 'menu_equip')
	{
		imag.src = 'images/menu_equip.gif'
	}
	if (imag.id == 'menu_fale')
	{
		imag.src = 'images/menu_fale.gif'
	}
	if (imag.id == 'menu_login')
	{
		imag.src = 'images/menu_login.gif'
	}
}
//