function hitcount(_page){
  var n=navigator;
  var ver=n.appVersion;
  var name=n.appName;
  var d=document;
  var verIE=parseInt(ver.substring(ver.indexOf("MSIE")+5,ver.indexOf("MSIE")+6));
  
  if(verIE>0)
    ver=verIE;
  else 
    ver=parseInt(ver);

  var a="http://www.privatepilots.nl/cgi-bin/hitcount.cgi?init=yes&page="+_page;
  var r;

  r=top.document.referrer;

  var rc=r;

  var i=rc.indexOf('?');
  if(i >=0)
     rc=rc.substring(0, i);

  i=rc.lastIndexOf('/');
  if(i >=0)
     rc=rc.substring(0, i+1);

  var l=''+d.location;
  if(l.indexOf(rc)==0)
     r='';

  if(r&&(r!=d.location))
    a+="&r="+escape(r);

  if(ver>=4){
    var s=screen;
    var w=s.width;
    var c=s.colorDepth;

    if(w)
      a+="&w="+w;
    if(c)
      a+="&c="+c;
  }
  d.write('<a target="main" href="http://www.privatepilots.nl/cgi-bin/hitviewer.cgi?page='+_page+
          '"><img src="'+a+'" border="0" width="25" height="18" alt="Teller"></a>');
}