var ruta ="../images";
var i; 
var imagenes = new Array("images/menu01a.gif","images/menu01b.gif","images/menu02a.gif","images/menu02b.gif","images/menu03a.gif","images/menu03b.gif","images/menu04a.gif","images/menu04b.gif","images/menu05a.gif","images/menu05b.gif","images/menu06a.gif","images/menu06b.gif"); 
var lista_imagenes = new Array(); 
function cargarimagenes(){

   for(i in imagenes){ 
     lista_imagenes[i] = new Image(); 
     lista_imagenes[i].src = imagenes[i]; 

	} 
}