function menu(show) {
	d = document;
	h = new Array();
	n = new Array();

	h[0] = '<h4><img src="/static/img/li.gif" alt="" border="0"> <a href="/index.html">Home</a><br><br></h4>';
	h[1] = '<h4><img src="/static/img/li.gif" alt="" border="0"> <a href="/validation.html">Validatie</a><br><br></h4>';
	h[2] = '<h4><img src="/static/img/li.gif" alt="" border="0"> <a href="/calibration.html">Kalibratie</a><br><br></h4>';
	h[3] = '<h4><img src="/static/img/li.gif" alt="" border="0"> <a href="/maintainance.html">Onderhoud</a><br><br></h4>';
	h[4] = '<h4><img src="/static/img/li.gif" alt="" border="0"> <a href="/aanbieding.html"></a><br></h4>';
	h[5] = '<h4><img src="/static/img/li.gif" alt="" border="0"> <a href="/contact.html">Contact</a><br></h4>';

	n[0] = '<h4><img src="/static/img/li.gif" alt="" border="0"> Home<br><br></h4>';
	n[1] = '<h4><img src="/static/img/li.gif" alt="" border="0"> Validatie<br><br></h4>';
	n[2] = '<h4><img src="/static/img/li.gif" alt="" border="0"> Kalibratie<br><br></h4>';
	n[3] = '<h4><img src="/static/img/li.gif" alt="" border="0"> Onderhoud<br><br></h4>';
	n[4] = '<h4><img src="/static/img/li.gif" alt="" border="0"> aanbieding<br></h4>';
	n[5] = '<h4><img src="/static/img/li.gif" alt="" border="0"> Contact<br></h4>';

	if (show == '') {
		show = -1;
	}

	for (i = 0; i < 5; i++) {
		if (i == show) {
			d.write(n[i]);
		} else {
			d.write(h[i]);
		}
	}

}
