Translation
Who uses POPFile for spam filtering and Mailsmith as a mail client can quickly jump from an email to the reclassification page in POPFile with the linked AppleScript. The script simply extracts the X-POPFile-Link header from the email and navigates to the specified URL. Without this script, you always have to first show the headers, find the link, click on it, and then hide the headers again. Annoying. But solvable with AppleScript. Here's the original article.