function navigator(msgstr)
{ 
  messages=["010130", "010629", "010730", "010826", "010912", "010928", "011031", "011130", "011204", "020112", "020213", "020312", "020413", "020517", "020614", "020717", "020827", "020930", "021026", "021129", "021223", "030130", "030304", "030402", "030509", "030626", "030831", "031021", "031130", "031223", "040204", "040330", "040505", "040607", "040709", "040901", "041022", "041130", "041224", "050131", "051202", "051223"];

  i=0;
  while ((i < messages.length) && (messages[i] != msgstr)) i++;

  txt="<P align=right><IMG src=\"../images/navigate.jpg\" useMap=#Navigate border=0></P>";
  document.write(txt);
  document.write("<MAP name=Navigate>");

  txt="<AREA shape=RECT coords=0,3,17,17 href=\"" + messages[0] +
      ".html\" ALT=\"primul mesaj\">";
  document.write(txt);

  j=i-1; if (j < 0) j = messages.length - 1;
  txt="<AREA shape=RECT coords=23,3,32,17 href=\"" + messages[j] +
      ".html\" ALT=\"mesajul precedent\">";
  document.write(txt);

  j=i+1; if (j >= messages.length) j = 0;
  txt="<AREA shape=RECT coords=38,3,47,17 href=\"" + messages[j] +
      ".html\" ALT=\"mesajul urmator\">";
  document.write(txt);

  txt="<AREA shape=RECT coords=53,3,70,17 href=\"" + messages[messages.length-1] +
      ".html\" ALT=\"ultimul mesaj\">";
  document.write(txt);
  document.write("<AREA shape=RECT coords=78,1,97,19 href=\".\" ALT=\"home\">");
  txt="<AREA shape=CIRCLE coords=112,10,10 href=\"mailto:mnelu@gwu.edu\" ALT=\"email me\">";
  document.write(txt);
  document.write("</MAP>");
};