diff -r b25d34fbc7ab -r e0787bb6285b includes/clientside/static/comments.js
--- a/includes/clientside/static/comments.js	Sun Jan 20 22:34:02 2008 -0500
+++ b/includes/clientside/static/comments.js	Mon Jan 21 10:09:48 2008 -0500
@@ -218,6 +218,16 @@
   // Moderation: Delete post link
   tplvars.MOD_DELETE_LINK='<a href="#mod_del_'+i+'" onclick="deleteComment(\''+i+'\'); return false;">' + $lang.get('comment_btn_mod_delete') + '</a>';
   
+  // Moderation: IP address link
+  if ( this_comment.have_ip )
+  {
+    tplvars.MOD_IP_LINK = '<span id="comment_ip_' + i + '"><a href="#mod_ip_' + i + '" onclick="viewCommentIP(' + this_comment.comment_id + ', ' + i + '); return false;">' + $lang.get('comment_btn_mod_ip_logged') + '</a></span>';
+  }
+  else
+  {
+    tplvars.MOD_IP_LINK = $lang.get('comment_btn_mod_ip_missing');
+  }
+  
   var tplbool = new Object();
   
   tplbool.signature = ( this_comment.signature == '' ) ? false : true;
@@ -376,6 +386,13 @@
   {
     document.getElementById('comment_source_' + data.id).value = data.src;
   }
+  if ( data.ip_addr )
+  {
+    var span = $('comment_ip_' + data.local_id).object;
+    if ( !span )
+      return false;
+    span.innerHTML = $lang.get('comment_msg_ip_address') + ' <a href="#rdns" onclick="ajaxReverseDNS(this); return false;">' + data.ip_addr + '</a>';
+  }
 }
 
 function approveComment(id)
@@ -480,6 +497,9 @@
   // Moderation: Delete post link
   tplvars.MOD_DELETE_LINK='<a href="#mod_del_'+i+'" onclick="deleteComment(\''+i+'\'); return false;">' + $lang.get('comment_btn_mod_delete') + '</a>';
   
+  // Moderation: IP address link
+  tplvars.MOD_IP_LINK = '<span id="comment_ip_' + i + '"><a href="#mod_ip_' + i + '" onclick="viewCommentIP(' + data.comment_id + ', ' + i + '); return false;">' + $lang.get('comment_btn_mod_ip_logged') + '</a></span>';
+  
   var tplbool = new Object();
   
   tplbool.signature = ( data.signature == '' ) ? false : true;
@@ -582,6 +602,22 @@
   }
 }
 
+function viewCommentIP(id, local_id)
+{
+  // set "loading" indicator on IP button
+  var span = $('comment_ip_' + local_id).object;
+  if ( !span )
+    return false;
+  span.innerHTML = '<img alt="..." src="' + ajax_load_icon + '" />';
+  
+  var parms = {
+    mode: 'view_ip',
+    id: id,
+    local_id: local_id
+  }
+  ajaxComments(parms);
+}
+
 function htmlspecialchars(text)
 {
   text = text.replace(/</g, '&lt;');