function g(object,nr){
	$(object).setStyle({backgroundImage:'url(gallery/' + nr + '_aktiv.jpg)'});
	$('galerie_mitte').setStyle({backgroundImage:'url(gallery/big'+nr+'.jpg)'});
}
function gn(object,nr){
	$(object).setStyle({backgroundImage:'url(gallery/' + nr + '.jpg)'});
	//$('galerie_mitte').setStyle({backgroundImage:'url(gallery/big1.jpg)'});
}

function toggle_service(){
	//v = $('servicebox').getStyle('visibility');
	v = document.getElementById('servicebox').style.visibility;
	document.getElementById('servicebox').style.zIndex = '10000';
	if(v=="visible"){
		//$('servicebox').setStyle({visibility:'visible'});
		document.getElementById('servicebox').style.visibility = 'hidden';
	}else{
		//$('servicebox').setStyle({visibility:'hidden'});
		document.getElementById('servicebox').style.visibility = 'visible';
	}
}