[gnome-games] sudoku help: fix validation error.

[Tiffany Antopolski <antopolski src gnome org>]

commit a1c06c3661e6d0117d93f67ba0b5ef95a2fde2ab
Author: Tiffany Antopolski <tiffany antopolski gmail com>
Date:   Sun Aug 5 22:51:28 2012 -0400

    sudoku help: fix validation error.

 gnome-sudoku/help/C/strategy.page |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gnome-sudoku/help/C/strategy.page b/gnome-sudoku/help/C/strategy.page
index 549c1b0..80a1349 100644
--- a/gnome-sudoku/help/C/strategy.page
+++ b/gnome-sudoku/help/C/strategy.page
@@ -21,7 +21,7 @@
 	<title>Strategy</title>
         <p>There is only one possibility for each cell in a Sudoku puzzle. The following strategies will help
           you systematically discover the solution for every cell.</p>
- <section>
+ <section id="strategy1">
 	<title>Strategy 1:</title>
 	  <steps>
 	    <item><p>Choose the row with the most numbers in it.</p>
@@ -41,7 +41,7 @@
 </figure>
 
 </section>
-<section>
+<section id="strategy2">
 
 	<title>Strategy 2:</title>
 	  <steps>