$(document).ready(function() {
  $("#banner_interno").load("/inc/ajax_banner.php", {id_banner_tipo: 4}, fadeinbanner("#banner_interno"));
});
    function fadeinbanner(div_content){
  var loading = $('<img id="loading" alt="Carregando" title="Carregando" src="/images/ajax/ajax_tiny_black.gif" />').appendTo(div_content).hide();
  loading.ajaxStart(function(){ $(this).show(); });
  loading.ajaxStop(function(){ $(this).hide(); });    
  loading.ajaxSuccess(function(){
  $(div_content).hide();
  $(div_content).fadeIn("slow");
   });    
}