var CHANGE_PICS = {
	start : function()
	 {
	   var link_holder = document.getElementById('interior').getElementsByTagName('a');
	   
	   for(var lk=0; lk<link_holder.length; ++lk)
	    {
		 link_holder[lk].onclick = function()
		  {
		     CHANGE_PICS.changeFoto(this.id)
			return false;
		  }
		}
				 	   
	   return false;
	 },
	 
	 changeFoto: function (idfoto){
	 
		document.getElementById('fotoactiva').src = "img/recorrido/img-"+idfoto+".jpg";
		
	 }
	 
}

	
	
/* LOAD */

function addLoadEvent(fn)
 {
	var old = window.onload;
	if(typeof window.onload != 'function')
		window.onload = fn;
	else
		window.onload = function()
		 {
			old();
			fn();
		 }
 }

addLoadEvent( function() { CHANGE_PICS.start(); } );