$$('.tb8_td2').each(function(skoba){
   skoba.insert({ top: "<span class=\"menu_plus\" id="+skoba.id+">[+</span>/<span class=\"menu_minus\" id="+skoba.id+">-]</span>&nbsp;" });
   skoba.insert({ bottom: "<span id=menu"+skoba.id+"></span>" });
});


$$('.menu_minus').each(function(minus){
   minus.observe('click', function(event){
   var element = Event.element(event);
   element='menu'+element.id;
   $(element).innerHTML='';
});
});


$$('.menu_plus').each(function(plus){
   plus.observe('click', function(event){
   var element = Event.element(event);
   element='menu'+element.id;
   $(element).innerHTML='<br/><div class=small_menu>загрузка сообщения</div>';

  new Ajax.Updater($(element).id, '/menu_ajax.php', 
  	{ method: 'get', 
	  parameters: { url: $(element).id }, 
	  onComplete: function () { 
	    //$('loading').hide();
	    //$('main').show();
	  } 
	}
  );

});
});