function Indicar() {
    document.getElementById('div_indicar').style.visibility = "visible";
    
    try
    {
        document.getElementById('ctl00_tr_banner').style.visibility = "hidden";
    }
    catch(err){}
}

function Fechar() {

    document.getElementById('div_indicar').style.visibility = "hidden";

    try 
    {
        document.getElementById('ctl00_tr_banner').style.visibility = "visible";
    }
    catch (err) { }
}