document.write("<script src=\"js/prototype.js\" type=\"text/javascript\"></script>");

document.write("<script src=\"js/funciones.js\" type=\"text/javascript\"></script>");



window.onload = function() {

  var links = $$('#menu a');

  for (i=0; i<links.length; i++) {

	links[i].observe('mouseover', over );

	links[i].observe('mouseout', out );

  }

  MM_preloadImages('img/bg_menu_hover_iz.jpg','img/bg_menu_hover_de.jpg','img/bg_menu_hover_cen.jpg','img/boton_enviar_on.gif','img/boton_borrar_on.gif');

}



var over = function(e) {

	ele = Event.element(e);

	anc = ele.ancestors();

	padre = anc[0];

	if(padre.href.length>0) {

		padre.className="on";	

	} else  {

		padre.className="sin_href";	

	}

}



var out = function(e){

	anc = Event.element(e).ancestors();

	padre = anc[0];

	padre.className="";

}