Minor tweaks.

Author: sideshowbarker

service.html

@@ -7,9 +7,9 @@ <h1>Web-based checking with vnu.war or vnu.jar</h1>
     <p>The Nu Markup Checker— along with being usable as
     <a href="http://validator.github.io/#usage">a standalone command-line client</a>—
     can be run as an HTTP service, similar to
-    <a href="http://html5.validator.nu/">html5.validator.nu/</a>
+    <a href="http://html5.validator.nu/">html5.validator.nu</a>
     and
-    <a href="http://validator.w3.org/nu/">validator.w3.org/nu/</a>,
+    <a href="http://validator.w3.org/nu/">validator.w3.org/nu</a>,
     for browser-based checking of HTML documents over
     the Web.
     To that end, the checker is released as two separate packages:
@@ -60,7 +60,7 @@ <h2>Standalone web server</h2>
     replace <code class=arg>8888</code> with the port number.)
 
     <p>You’ll see a form similar to
-    <a href="http://validator.w3.org/nu/">validator.w3.org/nu/</a>
+    <a href="http://validator.w3.org/nu/">validator.w3.org/nu</a>
     that allows you to enter the URL of an HTML document and have the
     results for that document displayed in the browser.