Index: rosetta/12_hello_dad/index.html
===================================================================
--- rosetta/12_hello_dad/index.html	(revision 20810)
+++ rosetta/12_hello_dad/index.html	(revision 20811)
@@ -11,6 +11,8 @@
 Create a new action hello() that prints "Hello world!" in a modal dialog box using DAD.
 <H2> Example implementations </H2>
 <a href="ex.awk">awk</a>
+ | 
+<a href="ex.pl">pl</a>
 <h2> Explanation, step by step </h2>
 Create a function 
 <i>hello</i>
Index: rosetta/13_hello_dad/index.html
===================================================================
--- rosetta/13_hello_dad/index.html	(revision 20810)
+++ rosetta/13_hello_dad/index.html	(revision 20811)
@@ -11,6 +11,8 @@
 Create a new action hello() that prints "Hello world!" in vertical layout in a dialog box.
 <H2> Example implementations </H2>
 <a href="ex.awk">awk</a>
+ | 
+<a href="ex.pl">pl</a>
 <h2> Explanation, step by step </h2>
 Create a function 
 <i>hello</i>
Index: rosetta/21_timer/index.html
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--- rosetta/21_timer/index.html	(revision 20810)
+++ rosetta/21_timer/index.html	(revision 20811)
@@ -14,6 +14,8 @@
  | 
 <a href="ex.lua">lua</a>
  | 
+<a href="ex.pl">pl</a>
+ | 
 <a href="ex.tcl">tcl</a>
 <h2> Explanation, step by step </h2>
 Create a function 
Index: rosetta/index.html
===================================================================
--- rosetta/index.html	(revision 20810)
+++ rosetta/index.html	(revision 20811)
@@ -44,17 +44,17 @@
 <tr>
  <td>12
  <td><a href="12_hello_dad/index.html">hello world (GUI)</a>
- <td> awk
+ <td> awk perl
  <td>Create a new action hello() that prints &quot;Hello world!&quot; in a modal dialog box using DAD.
 <tr>
  <td>13
  <td><a href="13_hello_dad/index.html">hello world (GUI, with vbox)</a>
- <td> awk
+ <td> awk perl
  <td>Create a new action hello() that prints &quot;Hello world!&quot; in vertical layout in a dialog box.
 <tr>
  <td>21
  <td><a href="21_timer/index.html">timers</a>
- <td> awk lua tcl
+ <td> awk lua perl tcl
  <td>Create timers that are going to call back an action in the background.
 <tr>
  <td>72