backed out 648b42a75739, which was a NON-trivial whitespace commit.  It broke the Typography class's string replacements, for instance
diff --git a/user_guide/database/queries.html b/user_guide/database/queries.html
index 685da43..f9f9680 100644
--- a/user_guide/database/queries.html
+++ b/user_guide/database/queries.html
@@ -68,14 +68,14 @@
 <code>$this->db->query('YOUR QUERY HERE');</code>
 
 <p>The <dfn>query()</dfn> function returns a database result <strong>object</strong> when "read" type queries are run,
-which you can use to <a href="results.html">show your results</a>. When "write" type queries are run it simply returns TRUE or FALSE
-depending on success or failure. When retrieving data you will typically assign the query to your own variable, like this:</p>
+which you can use to <a href="results.html">show your results</a>.  When "write" type queries are run it simply returns TRUE or FALSE
+depending on success or failure.  When retrieving data you will typically assign the query to your own variable, like this:</p>
 
 <code><var>$query</var> = $this->db->query('YOUR QUERY HERE');</code>
 
 <h2>$this->db->simple_query();</h2>
 
-<p>This is a simplified version of the <dfn>$this->db->query()</dfn> function. It ONLY returns TRUE/FALSE on success or failure.
+<p>This is a simplified version of the <dfn>$this->db->query()</dfn> function.  It ONLY returns TRUE/FALSE on success or failure.
 It DOES NOT return a database result set, nor does it set the query timer, or compile bind data, or store your query for debugging.
 It simply lets you submit a query. Most users will rarely use this function.</p>
 
@@ -100,16 +100,16 @@
 
 <ol>
 <li><strong>$this->db->escape()</strong> This function determines the data type so that it
-can escape only string data. It also automatically adds single quotes around the data so you don't have to:
+can escape only string data.  It also automatically adds single quotes around the data so you don't have to:
 
 <code>$sql = "INSERT INTO table (title) VALUES(".$this->db->escape($title).")";</code></li>
 
-<li><strong>$this->db->escape_str()</strong> This function escapes the data passed to it, regardless of type.
+<li><strong>$this->db->escape_str()</strong>  This function escapes the data passed to it, regardless of type.
 Most of the time you'll use the above function rather than this one. Use the function like this:
 
 <code>$sql = "INSERT INTO table (title) VALUES('".$this->db->escape_str($title)."')";</code></li>
 
-<li><strong>$this->db->escape_like_str()</strong> This method should be used when strings are to be used in LIKE
+<li><strong>$this->db->escape_like_str()</strong>  This method should be used when strings are to be used in LIKE
 conditions so that LIKE wildcards ('%', '_') in the string are also properly escaped.
 
 <code>$search = '20% raise';<br />
@@ -130,7 +130,7 @@
 </code>
 
 <p>The question marks in the query are automatically replaced with the values in the array in the second parameter of the query function.</p>
-<p class="important">The secondary benefit of using binds is that the values are automatically escaped, producing safer queries. You don't have to remember to manually escape data; the engine does it automatically for you.</p>
+<p class="important">The secondary benefit of using binds is that the values are automatically escaped, producing safer queries.  You don't have to remember to manually escape data; the engine does it automatically for you.</p>