diff --git a/chapters/tutorial.xml b/chapters/tutorial.xml
index 004beb3107..5e680ba597 100644
--- a/chapters/tutorial.xml
+++ b/chapters/tutorial.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.18 $ -->
+<!-- $Revision: 1.19 $ -->
  <chapter id="tutorial">
   <title>A simple tutorial</title>
 
@@ -308,7 +308,10 @@ You are using Internet Explorer<br />
     <link linkend="control-structures.else">else</link>, and other 
     functions such as <function>strtoupper</function> and 
     <function>strlen</function>.  Each related manual page contains examples 
-    too.
+    too.  If you're unsure how to use functions, you'll want to read both
+    the manual page on <link linkend="about.prototypes">how to read a
+    function definition</link> and the section about  
+    <link linkend="functions">PHP functions</link>.
    </para>
    <para>
     We can take this a step further and show how you can jump in and out