function goComando(objComando,id) {
    id = 'iID='+id;
    var back = "&htmscrollback="+document.body.scrollTop;
    var operacao = objComando.options[objComando.selectedIndex].value;
    var operacao_label = objComando.options[objComando.selectedIndex].text;
    objComando.selectedIndex = 0;
    if (operacao == 'det') {
        window.location.href = "manu.php?modo=det&" + id + back;;
    } else if (operacao == 'inc') {
        window.location.href = "manu.php?modo=inc" + back;;
    } else if (operacao == 'alt') {
        window.location.href = "manu.php?modo=alt&" + id + back;;
    } else if (operacao == 'exc') {
        window.location.href = "manu.php?modo=exc&" + id + back;;
    } else if (operacao == 'ger') {
        window.location.href = "manu.php?modo=ger&" + id + back;;
    }
    return false;
}