var cury=0;
function shownext() {
	var refholder = $('referensholder-images');
	new Effect.Opacity('referensholder-images',{queue: {scope: 'slider',limit: 1}, duration: .5,from: 1, to: 0, afterFinish: function () {
		cury = cury - 142;
		if((cury-142) <= -refholder.getHeight()) {
			$('shownextimg').setStyle({visibility: 'hidden'});
		}
		$('showprevimg').setStyle({visibility: 'visible'});
		refholder.setStyle({left: refholder.getWidth()+'px',top: cury+'px',opacity: 1});
		new Effect.Move(refholder,{queue: {scope: 'slider',limit: 1},x:0,y:cury,mode:'absolute',duration: .5});
	}
	});
}
function showprev() {
	var refholder = $('referensholder-images');
	new Effect.Opacity('referensholder-images',{queue: {scope: 'slider',limit: 1}, duration: .5,from: 1, to: 0, afterFinish: function () {
		$('shownextimg').setStyle({visibility: 'visible'});
		cury = cury + 142;
		if(cury ==0 ) {
			$('showprevimg').setStyle({visibility: 'hidden'});
		}
		refholder.setStyle({left: -refholder.getWidth()+'px',top: cury+'px',opacity: 1});
		new Effect.Move(refholder,{queue: {scope: 'slider',limit: 1},x:0,y:cury,mode:'absolute',duration: .5});
	}
	});
}
Event.observe(window,'load', function () {
	if($('referensholder-images').getHeight() <= 143) {
		$('shownextimg').setStyle({visibility: 'hidden'});
	}
});
var fader=null;
Event.observe(window,'load', function() {
	imgswaporginal=$$('img.ref2imgholder').first().src;
	if(!pageEdit){
		$A($$('img.imageswapper')).each(function (elm) {
			elm.setStyle({cursor:'pointer'});
			Event.observe(elm,'mouseover',function () {
				if(fader) {
					fader.cancel();
					$('swapimageholder').setOpacity(1);
				}
				$('swapimageholder').innerHTML = '<img src="'+$(elm.id+'-full').src+'" alt="bild" />';
				$('swapimageholder').show();
			},false);
			Event.observe(elm,'mouseout',function () {
				fader = new Effect.Fade('swapimageholder',{from: 1,to: 0});
			},false);
		});
	}
});