function showDefault(e, el) {
	var targ = null;
	if (!e) e = window.event;
	if (e.target) targ = e.target;
	if (e.srcElement) targ = e.srcElement;
	if (targ.id == el.id)
		showSegment('segZakelijk');
}

function showSegment(segName) {
	var seg=new Array("segZakelijk","segPrive");
	for (var i in seg){
		if(seg[i]!=segName){
			document.getElementById(seg[i]).style.visibility='hidden';
			document.getElementById(seg[i]).style.display='none';
		}
	}
	document.getElementById(segName).style.visibility='visible';
	document.getElementById(segName).style.display='block';
}