function MoveLeft(){
	var myEffects = new Fx.Morph('post_container', {duration: 500, transition: Fx.Transitions.Sine.easeOut});
	if($('counter').get('text')=='1'){ 
		myEffects.start({'margin-left': '-'+(($('num_slides').get('value')-1)*242)+'px'});
		$('counter').set('html',$('num_slides').get('value'));
	}else{
		var currentMargin = parseInt($('post_container').getStyle('margin-left'));
		myEffects.start({'margin-left': (currentMargin + 242) + 'px'});
		$('counter').set('html',(parseInt($('counter').get('text'))-1));
		$('lees_meer').set('href',$('news_'+$('counter').get('text')).get('value'));
	}//if
}//MoveLeft

function MoveRight(){
	var myEffects = new Fx.Morph('post_container', {duration: 500, transition: Fx.Transitions.Sine.easeOut});
	if($('counter').get('text')==$('num_slides').get('value')){ 
		myEffects.start({'margin-left': '0'});
		$('counter').set('html','1');
		$('lees_meer').set('href',$('news_'+$('counter').get('text')).get('value'));				
	}else{
		var currentMargin = parseInt($('post_container').getStyle('margin-left'));
		myEffects.start({'margin-left': (currentMargin - 242) + 'px'});
		$('counter').set('html',(parseInt($('counter').get('text'))+1));
		$('lees_meer').set('href',$('news_'+$('counter').get('text')).get('value'));		
	}//if
}//MoveRight

MoveRight.periodical(4000);