var isDHTML = 0;
var isID = 0;
var isAll = 0;
var isLayers = 0;
if (document.getElementById) {isID = 1; isDHTML = 1;}
else {
if (document.all) {isAll = 1; isDHTML = 1;}
else {
browserVersion = parseInt(navigator.appVersion);
if ((navigator.appName.indexOf('Netscape') != -1) && (browserVersion == 4)) {isLayers = 1; isDHTML = 1;}
}}

function findDOM(objectID,withStyle) {
if (withStyle == 1) {
if (isID) { return (document.getElementById(objectID).style) ; }
else {
if (isAll) { return (document.all[objectID].style); }
else {
if (isLayers) { return (document.layers[objectID]); }
};}
}
else {
if (isID) { return (document.getElementById(objectID)) ; }
else {
if (isAll) { return (document.all[objectID]); }
else {
if (isLayers) { return (document.layers[objectID]); }
};}
}
}

function xtoggleMenu(objectID) {
        caixa = 'caixa' + objectID;
        imagem = eval('document.img' + objectID);
        if (isAll || isID)
        {
            objStyle = findDOM(caixa,1);
            if (objStyle.display =='block')
                {objStyle.display='none'; imagem.src = 'img/mais.gif';}
            else
                {objStyle.display='block';imagem.src = 'img/menos.gif';};
        }
        else
        {
            //destination = objectID + '.html';
            //self.location = destination;
        }
        return;
}


function toggleMenu(objectID1,objectID2) {
xtoggleMenu(objectID1);
if (objectID2 != '')
    xtoggleMenu(objectID2);
}

function avtoggleMenu(objectID) {
        if (isAll || isID)
        {
            objStyle = findDOM(objectID,1);
            if (objStyle.display =='block')
            {
                objStyle.display='none';
            }
            else
            {
                objStyle.display='block';
            };
        }
        else
        {
            //destination = objectID + '.html';
            //self.location = destination;
        }
        return;
}

function limpa(este) {
//este.value = este.value + 'x'
if ((este.value == 'mês') || (este.value == 'ano'))
este.value = '';
}

var menu_activo = '';
function doToggle(objectID) {
    if (menu_activo != objectID)
    {
        effToggleMenu(objectID);
        if (menu_activo != '')
            effToggleMenu(menu_activo);
        menu_activo = objectID;
    }
}

function effToggleMenu(objectID) {
    if (isAll || isID)
    {
        objStyle = findDOM(objectID,1);
        if (objStyle.display =='block')
            {objStyle.display='none';}
        else
            {objStyle.display='block';};
    }
    else
    {
        //destination = objectID + '.html';
        //self.location = destination;
    }
    return;
}