function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

document.onload = MM_preloadImages('images/menu/inicio2.gif','images/menu/noticias2.gif','images/menu/biografia2.gif','images/menu/elgrupo2.gif','images/menu/audio2.gif','images/menu/discografia2.gif','images/menu/imagenes2.gif','images/menu/letras2.gif','images/menu/conciertos2.gif','images/menu/entrevistas2.gif','images/menu/tienda2.gif','images/menu/csphinx2.gif','images/menu/contacta2.gif')