function link(id)	{ 
  var req = null;   
  document.getElementById("corpo").innerHTML = "Busca iniciada."; 
  if (window.XMLHttpRequest) {
    req = new XMLHttpRequest();
    if (req.overrideMimeType) {
      req.overrideMimeType('text/xml');
    }
  } else if (window.ActiveXObject) {
    try {
      req = new ActiveXObject("Msxml2.XMLHTTP");
    } catch (e)	{
      try {
        req = new ActiveXObject("Microsoft.XMLHTTP");
      } 
      catch (e) {}
    }
  }
  req.onreadystatechange = function()	{ 
    document.getElementById("corpo").innerHTML = '<br /><br /><br /><p>Carregando página...</p><object data="2007/loadermenor.swf" type="application/x-shockwave-flash" width="250" height="8"><param name="movie" value="2007/loadermenor.swf" /><param name="wmode" value="transparent" /></object><br /><br /><br /><br /><br /><br /><br /><br />';
    if(req.readyState == 4)	{
      if(req.status == 200)	{
        document.getElementById("site").style.backgroundImage="url(./2007/bg.site_"+id+".gif)";   
        document.body.style.backgroundImage="url(./2007/bg.body_"+id+".gif)"; 
        document.getElementById("corpo").innerHTML  = req.responseText;             
      }	else {
        document.getElementById("corpo").innerHTML="Erro: retornou status code " + req.status + " " + req.statusText;
      }	
    }  
  }
  if (id == "espaco") {
    req.open('GET', 'xml/espaco.xml', true);
  } else if (id == "especialidades") {
    req.open('GET', 'xml/especialidades.xml', true);    
  } else if (id == "bemvindo") {
    req.open('GET', 'xml/bemvindo.php', true);
  } else if (id == "oscaras") {
    req.open('GET', 'xml/oscaras.xml', true);
  } else if (id == "fotos") {
    req.open('GET', 'xml/fotos.php', true);
  } else if (id == "contato") {
    req.open('GET', 'xml/contato.xml', true);
  } else {
    document.getElementById("corpo").innerHTML  = "<b>Erro:</b> página não encontrada.";
  }
  req.send(null); 
}