From bd60d89fc77e87a200bd6145ec894fe0a572a209 Mon Sep 17 00:00:00 2001
From: Silvio <silvio@devlet.com.br>
Date: Fri, 6 Aug 2010 15:44:38 -0300
Subject: Minor fix and comments

---
 tests/index.php | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/tests/index.php b/tests/index.php
index c2b2e9d..ae12134 100644
--- a/tests/index.php
+++ b/tests/index.php
@@ -35,19 +35,25 @@ $isis = new CinisisDb();
 
 // Setup database and entry number.
 if ($isis->db) {
-  $result  = $isis->db->read($entry);
+  // Get the number of entries.
   $entries = $isis->db->entries();
 
+  // Input sanitization.
   if ($entries < $entry) {
     $entry = 1;
   }
 
+  // Query database.
+  $result  = $isis->db->read($entry);
+
+  // First / prev links.
   if ($entry != 1) {
     $prev = $entry - 1;
     echo '<a href="index.php?entry=1">first</a> ';
     echo '<a href="index.php?entry='. $prev .'">&lt; prev</a> ';
   }
 
+  // Next / last links.
   if ($entry < $entries) {
     $next = $entry + 1;
     echo '<a href="index.php?entry='. $next .'">next &gt;</a> ';
-- 
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