var FrameTabsController = new Class({
                
                viewInterface : function(el) {
                    
                    el.getParent('div.frame').getElement('div.content-interfaces').getElements('div.wrapper').each(function(oWrapper) {
                        oWrapper.setStyle('height', 0);
						oWrapper.setStyle('overflow', 'hidden');
                    });
                    
                    el.getParent().getElements('li').removeClass('active');
                    el.addClass('active');
					 $(el.getProperty('target')).setStyle('height', null);
                     $(el.getProperty('target')).setStyle('overflow', null);
                    
                }
                
            });