window.addEvent('domready', function(){
	if($('tabs-nav')) {
		$('tabs-nav').getElements('li').each(function(i) {
			i.addEvent('click', function(event){
				event.stop();
				Tab(i.get('id'));
			});
		});
		Tab('tab-1');
	}
});
function Tab(key){
	$('tabs-nav').getElements('li').each(function(i) {
		i.removeClass('active');
	})
	$(key).addClass('active');
	
	var req = new Request.HTML({
		url: '_ajaxYorumTab.php?' + $(key).getChildren()[0].get('rel'),
		method: 'get',
		evalScripts: true,
		update: 'tabs-content',
		onRequest: function() {
			$(key + '-loading').set('html', '<img src=\'images/ajax-loader.gif\' width=\'16\' height=\'16\' alt=\'Loading\' />');
		},
		onSuccess: function(responseText) {
			$(key + '-loading').set('html',"");
		}
	}).send();
}