diff --git a/usersguide.html b/usersguide.html
index 346490d..746fa0b 100644
--- a/usersguide.html
+++ b/usersguide.html
@@ -86,12 +86,12 @@ to determine what type of <code>Log</code> implementation it should use
         <code>org.apache.commons.logging.log</code> is also consulted).</li>
     <li>If the Log4J logging system is available in the application
         class path, use the corresponding wrapper class
-        (<a href="impl/Log4JLogger.html">Log4JLogger</a>).</li>
+        (<a href="http://jakarta.apache.org/commons/logging/api/org/apache/commons/logging/impl/Log4JLogger.html">Log4JLogger</a>).</li>
     <li>If the application is executing on a JDK 1.4 system, use
         the corresponding wrapper class
-        (<a href="impl/Jdk14Logger.html">Jdk14Logger</a>).</li>
+        (<a href="http://jakarta.apache.org/commons/logging/api/org/apache/commons/logging/impl/Jdk14Logger.html">Jdk14Logger</a>).</li>
     <li>Fall back to the default simple logging wrapper
-        (<a href="impl/SimpleLog.html">SimpleLog</a>).</li>
+        (<a href="http://jakarta.apache.org/commons/logging/api/org/apache/commons/logging/impl/SimpleLog.html">SimpleLog</a>).</li>
     </ol>
     
 Consult the <em>Commons-Logging</em> javadocs for details of the various <code>Log</code>