diff --git a/language/functions.xml b/language/functions.xml
index 33ae9a8859..13aa03b8a5 100644
--- a/language/functions.xml
+++ b/language/functions.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.48 $ -->
+<!-- $Revision: 1.49 $ -->
  <chapter id="language.functions">
   <title>Functions</title>
 
@@ -15,7 +15,7 @@
      <programlisting role="php">
 <![CDATA[
 <?php
-function foo ($arg_1, $arg_2, /* ..., */ $arg_n)
+function foo($arg_1, $arg_2, /* ..., */ $arg_n)
 {
     echo "Example function.\n";
     return $retval;
@@ -66,7 +66,7 @@ $makefoo = true;
 bar();
 
 if ($makefoo) {
-  function foo ()
+  function foo()
   {
     echo "I don't exist until program execution reaches me.\n";
   }
@@ -228,12 +228,12 @@ echo $str;    // outputs 'This is a string, and something extra.'
       <programlisting role="php">
 <![CDATA[
 <?php
-function makecoffee ($type = "cappuccino")
+function makecoffee($type = "cappuccino")
 {
     return "Making a cup of $type.\n";
 }
-echo makecoffee ();
-echo makecoffee ("espresso");
+echo makecoffee();
+echo makecoffee("espresso");
 ?>
 ]]>
       </programlisting>
@@ -250,20 +250,22 @@ Making a cup of espresso.
      </screen>
     </para>
     <para>
-    Also PHP allows you to use arrays and special type NULL as  
-    default values, for example:
+     Also PHP allows you to use arrays and special type NULL as  
+     default values, for example:
+    </para>
+    <para>
      <example>
       <title>Using non-scalar types as default values</title>
       <programlisting role="php">
 <![CDATA[
 <?php
-function makecoffee ($types = array("cappuccino"), $coffeeMaker = NULL)
+function makecoffee($types = array("cappuccino"), $coffeeMaker = NULL)
 {
     $device = is_null($coffeeMaker) ? "hands" : $coffeeMaker;
     return "Making a cup of ".join(", ", $types)." with $device.\n";
 }
-echo makecoffee ();
-echo makecoffee (array("cappuccino", "lavazza"), "teapot");
+echo makecoffee();
+echo makecoffee(array("cappuccino", "lavazza"), "teapot");
 ?>
 ]]>
       </programlisting>
@@ -285,12 +287,12 @@ echo makecoffee (array("cappuccino", "lavazza"), "teapot");
       <programlisting role="php">
 <![CDATA[
 <?php
-function makeyogurt ($type = "acidophilus", $flavour)
+function makeyogurt($type = "acidophilus", $flavour)
 {
     return "Making a bowl of $type $flavour.\n";
 }
  
-echo makeyogurt ("raspberry");   // won't work as expected
+echo makeyogurt("raspberry");   // won't work as expected
 ?>
 ]]>
       </programlisting>
@@ -316,12 +318,12 @@ Making a bowl of raspberry .
       <programlisting role="php">
 <![CDATA[
 <?php
-function makeyogurt ($flavour, $type = "acidophilus")
+function makeyogurt($flavour, $type = "acidophilus")
 {
     return "Making a bowl of $type $flavour.\n";
 }
  
-echo makeyogurt ("raspberry");   // works as expected
+echo makeyogurt("raspberry");   // works as expected
 ?>
 ]]>
       </programlisting>
@@ -376,11 +378,11 @@ Making a bowl of acidophilus raspberry.
      <programlisting role="php">
 <![CDATA[
 <?php
-function square ($num)
+function square($num)
 {
     return $num * $num;
 }
-echo square (4);   // outputs '16'.
+echo square(4);   // outputs '16'.
 ?>
 ]]>
      </programlisting>