var current = 0;
$('tabs').firstDescendant().className += ' active-tab';
var active_tab = $('tabs').firstDescendant().firstDescendant().firstDescendant();
var motion = false;
function move_to(to, el){    
  if (!motion) {if (active_tab != el) {
	  el.parentNode.parentNode.className += ' active-tab';
   
	  active_tab.parentNode.parentNode.className = 'corner-left-top';
   }
   active_tab = el;    
   move = (current - to)*655;
   new Effect.Move($('tabber'), { x: move, beforeStart:function(){ motion = true;},afterFinish:function(){motion = false;}});
   current = to;
  }
}

function move_destacados_to(to, el){    
	  if (!motion) {if (active_tab != el) {
		  el.parentNode.parentNode.className += ' active-tab';
	   
		  active_tab.parentNode.parentNode.className = 'corner-left-top-destacados';
	  }
	  active_tab = el;    
	  move = (current - to)*514;
	  new Effect.Move($('tabber'), { x: move, beforeStart:function(){ motion = true;},afterFinish:function(){motion = false;}});
	  current = to;
	}
}