function statusActive(no) {
	var nummer = no;
	// alle anderen Klasse active entziehen
	for(var i = 0; i <= 4; i++) {
		var id_infobox = "infobox_"+i;
		var id_navi = "infobox_h3_"+i;
		if (!(i==nummer)) {
			document.getElementById(id_infobox).className='box_hidden';
			document.getElementById(id_navi).className='';			
		}
		else {
			var id_active = "infobox_"+nummer;
			document.getElementById(id_active).className='active';
			var id_navi2 = "infobox_h3_"+nummer;
			//document.getElementById(id_navi2).className='active';
			document.getElementById(id_navi2).className='active'+nummer;
		}
	}
}

function toggleMenu(el, over)
{
 if (over) {
 Element.addClassName(el, 'over');
 }
 else {
 Element.removeClassName(el, 'over');
 }
}