function subOn(obj){
    var objeto = document.getElementById(obj);
    objeto.style.display = "block";
}
function subOut(obj){
    var objeto = document.getElementById(obj);
    objeto.style.display = "none";
}

function On(menu){
    botao = document.getElementById(menu);
    botao.src="../Imagens/"+menu+"On.gif";
}
function Out(menu){
    botao = document.getElementById(menu);
    botao.src="../Imagens/"+menu+".gif";
}
function abrirPopup(pg, nome, w, h) {
    var x;
    var y;
    x = (screen.width - w) / 2;
    y = (screen.height - h) / 2;
    window.open(pg, nome, "scrollbars=no,toolbar=no,location=no,directories=no,status=no,menubar=no,resizable=no,width=" + w + ",height=" + h + ",left=" + x + ",top=" + y + "");
}