with (document)
{
  var styles_path;
  var rootpath;
  var rootpos;
  rootpos = location.pathname.lastIndexOf("/www/");
  if (rootpos != -1)
    rootpath = location.pathname.substring(0,rootpos) + "/";
  else
  {
    rootpos = location.pathname.lastIndexOf("/reference-manual/");
    if (rootpos != -1) 
      rootpath = location.pathname.substring(0,rootpos) + "/";
    else
    {
      rootpos = location.pathname.lastIndexOf("/tutorial/");
      if (rootpos != -1) 
	rootpath = location.pathname.substring(0,rootpos) + "/";
      else
      {
	rootpos = location.pathname.lastIndexOf("/");
	if (rootpos != -1) 
	  rootpath = location.pathname.substring(0,rootpos) + "/";
	else
	  rootpath = "/";
      }
    }
  }

  if (is_opera)
    styles_path = rootpath + "styles/opera/";
  else
  {
    if (is_mozilla4)
      styles_path = rootpath + "styles/netscape4/";
    else
    {
      if (is_netscape6)
	styles_path = rootpath + "styles/netscape6/";
      else
      {
	if (is_konqueror)
	  styles_path = rootpath + "styles/konqueror/";
	else
	{
	  if (is_ie)
	    styles_path = rootpath + "styles/ie/";
	  else if (is_mozilla5up || is_gecko)
	    styles_path = rootpath + "styles/mozilla/";
	  else
	    styles_path = rootpath + "styles/ie/";
	}
      }
    }
  }

  // http://devedge.netscape.com/toolbox/examples/2002/xb/xbDebug/
  //xbDEBUG.push();
  //xbDEBUG.dump("styles_path = " + styles_path);
  //xbDEBUG.pop();

  write("<LINK REL=StyleSheet HREF=\"" + styles_path + "main.css\" TYPE=\"text/css\">");
  if (need_style_tutorial == 1)
    write("<LINK REL=StyleSheet HREF=\"" + styles_path + "tutorial.css\" TYPE=\"text/css\">");
  if (need_style_doxygen == 1)
    write("<LINK REL=StyleSheet HREF=\"" + styles_path + "doxygen.css\" TYPE=\"text/css\">");
  if (need_style_tag_cw == 1)
    write("<LINK REL=StyleSheet HREF=\"" + styles_path + "tag-cw.css\" TYPE=\"text/css\">");
}
