function hidetrail(){ 
document.getElementById('banners').style.display= "none";
}

function printer(div){
 conte=document.getElementById(div).innerHTML;
 pop=window.open("","print","width=630,height=500,scrollbars=1");
 pop.document.write('<link href="css.css" rel="stylesheet"/>');
 pop.document.write('<center><table bgcolor=#ffffff><tr><td><img src=imagens/estrutura/print_topo.jpg></td></tr><tr><td>');
 pop.document.write('<div style="width:600">');
 pop.document.write(conte);
 pop.document.write('</div>');
 pop.document.write('</td></tr><tr><td><span style="cursor:pointer" onclick="window.print();"><font size=1 face=verdana>&nbsp;&nbsp;&nbsp;&nbsp;<img src="imagens/estrutura/bt_imprimir.gif"></font></span><br><img src=imagens/estrutura/print_barra.jpg></td></tr></table></center>');
 pop.document.close();
}