function bookmark(address,sitename) {
  if (window.sidebar) {
    window.sidebar.addPanel(sitename, address,"");
  } else if( document.all ) {
    window.external.AddFavorite(address, sitename);
  } else if( window.opera && window.print ) {
    return true;
  }
}

var width = screen.width
var height = screen.height

function mais1600() {
if(width>1600) { document.write("</tr><tr>") }
}

function menos1600() {
if(width<1600) { document.write("</tr><tr>") }
}