function banner_default()
{
    document.write('<object type="application/x-shockwave-flash" data="imgs/topo_portoseco.swf" width="1000" height="145">');
    document.write('<param name="movie" value="imgs/topo_portoseco.swf" />');
    document.write('<param name="allowScriptAcess" value="sameDomain" />');
    document.write('<param name="wmode" value="transparent" />');
    document.write('<param name="quality" value="best" /></object>');
}