This plugin changes the display of trackbacks from: […] Trackback text […]
to a little more readable – Trackback text …
You can change the plugin code to suit your taste, just change $pre and $post to what you’d like to appear before and after trackbacks.
1. Rename the file to rvc_trackback.php
2. Drop the file rvc_trackback.php into /wp-content/plugins/
3. Activate the plugin in the Plugin Management