var b1 = '<img src=\'http://www.p-mx.com/images/banners/nanotec/banner_a0';
	var b2 = '.png\' alt=\'NanoTec Suiza - Nasacoat\' style=\'margin: 2px 0\'>';
	var b = 1+6*Math.random();
	var img = b1 + Math.round(b) + b2;
	var banner='<a href=\'http://www.p-mx.com/cgi-bin/b.pl?id=437\' target=\'_blank\'>'+img+'</a><br>'; 
	document.write(banner);