function commentDisplay(json) {
  for (var i = 0; i < numcomments; i++) {
    var entry = json.feed.entry[i];
    var alturl;

    if (i == json.feed.entry.length) break;
    for (var k = 0; k < entry.link.length; k++) {
      if (entry.link[k].rel == 'alternate') {
        alturl = entry.link[k].href;
        break;
      }
    }
    alturl = alturl.replace("#", "#comment-");

    if (entry.content) {
      comment = entry.content.$t;
    } else if (entry.summary) {
      comment = entry.summary.$t;
    }

      var re = /<\S[^>]*>/g; 
      comment = comment.replace(re, ""); 
      document.write('<a href="' + alturl + '">' + entry.author[0].name.$t + '</a>:<br/>');
      if (comment.length < numchars)
         document.write(comment + '<br/>');
      else
         document.write(comment.substring(0, numchars) + '...<br/>');
  }
}