strBegintekst="Laatste wijziging: "
strDelimiter = '-'

strLastmod = document.lastModified
strLMFormatted = strLastmod

datLastmod = new Date(strLastmod)
if(datLastmod == 0) {
  // unknown date (or January 1, 1970 GMT) 
  strLMFormatted = "onbekend"
}
else {
  // Remove time
  iDay = datLastmod.getDate()
  iMonth = datLastmod.getMonth()+1
  iYear = datLastmod.getYear()
  if(iYear<2000) iYear = iYear+1900
  strLMFormatted = iDay + strDelimiter + iMonth + strDelimiter + iYear
}
document.writeln(strBegintekst+strLMFormatted)