document.observe('dom:loaded',function(){

 var slideSleep = 8; // sekund

 //Tab 1  
 var tabs_one = new Control.Tabs('tabs_one',{
			linkSelector: 'li.tab a'
		});

 $('tabs_one_previous').observe('click',function(event){  
     this.previous();  
     Event.stop(event);  
 }.bindAsEventListener(tabs_one));  
 
 $('tabs_one_next').observe('click',function(event){  
     this.next();  
     Event.stop(event);  
 }.bindAsEventListener(tabs_one));  
 
 //Tab 1 - slide
 slide.delay(slideSleep);
 
 function slide() {
    var active_container = tabs_one.activeContainer;
    var last_tab = tabs_one.links.last();

    var re=/#(\w+)$/;
    last_tab.match(re);
    var last_tab_id = RegExp.$1;
    
    if(active_container.id == last_tab_id){
      tabs_one.first();
    } else {
      tabs_one.next();
    }
    
    slide.delay(slideSleep);
 }
 
});