function instru(qtURL)
{
window.open(qtURL,"janela","toolbar=no,location=no,status=no,menubar=no,width=500,height=300, resizable=no,scrollbars=no");
}

function pop(qtURL)
{
window.open(qtURL,"janela","toolbar=no,location=no,status=no,menubar=no,width=566,height=325, resizable=no,scrollbars=yes");
}

function inscroll(qtURL)
{
window.open(qtURL,"janela","toolbar=no,location=no,status=no,menubar=no,width=520,height=350, resizable=no,scrollbars=yes");
}