function voorpageen()
{
//0
var ranNum= Math.round(Math.random() * 0);
if (ranNum == 0){document.write('<!--start-bootholland2012--><center><a href="http://www.nauticlink.com/cgi-wrap/nlps/go.cgi?id=21" target="_blank"><img src="/ads/bootholland300.gif"  border=0></a></center><!--einde bootholland2012--><br><!--start-hiswa2012--><center><a href="http://www.hiswarai.nl/kaartverkoop/Pages/default.aspx?utm_source=Nauticlink&utm_medium=Banner&utm_campaign=Bannercampagne2012" target="_blank"><img src="/ads/hiswa300.gif"  border=0></a></center><!--einde hiswa2012-->'); } // bovenste
}