var refer,acclog,ID;
  var screenW,screenH,colorD;

  acclog = "http://www.zoo-kokura.com/acclog/acclog.cgi";
  ID     = "wwwzoo-kokuracom-index";

  screenW=screen.width;
  screenH=screen.height;
  colorD=screen.colorDepth;

  if (document.referrer == parent.frames.location) {
    refer = top.document.referrer;
  } else {
    refer = document.referrer;
  }

  document.write("<TABLE border=0 cellspacing=0 cellpadding=0><TR><TD><IMG ");
  document.write("src='"+acclog +"?");
  document.write("ID="  +ID     +"&");
  document.write("SCW=" +screenW+"&");
  document.write("SCH=" +screenH+"&");
  document.write("SCC=" +colorD +"&");
  document.write("REF=" +refer  +"' ");  document.write("border=0 width=0 height=0>");
  document.write("</TD></TR></TABLE>");