Small site fix for image borders and nodejs-dev maillist URL

doc/index.html

@@ -268,8 +268,8 @@ git config --global user.name "Ryan Dahl"
 
       <p>
         The best way for your patch to get noticed is to submit it to the
-       <a href="http://groups.google.com/group/nodejs">mailing list</a> in form
-       of a <a href="http://gist.github.com/">gists</a> or file attachement.
+       <a href="http://groups.google.com/group/nodejs-dev">developers mailing list</a>
+       in form of a <a href="http://gist.github.com/">gists</a> or file attachement.
       </p>
 
       <p>
@@ -287,10 +287,7 @@ git config --global user.name "Ryan Dahl"
         alt='JS String match'/></a>
     </div>
 
-
-    <div style="padding: 10em 0;">
-      <a href="http://joyent.com/"><img style="border: 0; padding: 0;" src="sponsored.png"/></a>
-    </div>
+    <a href="http://joyent.com/"><img src="sponsored.png" height="58" width="120"/></a>
 
     <div style="clear: both; font-size: 8pt">
       Copyright 2010 Joyent, Inc

doc/pipe.css

@@ -9,6 +9,7 @@ body {
 }
 img {
   padding: 5em 0;
+  border: 0;
 }
 #toc {
   position: absolute;