You can also try these related scripts:

• Hack Forums Add to Group - Archive - Adds people to groups
• HackForums.net - MultiQuote - Enables users to quote multiple posts at once, then incert them with a single click into their forum reply.
• HackForums.net - Automatic PM Retry - Automatically sends a PM after the cooldown timer reaches 0.
• Xerotic's Enhanced SYT - Let's you search anyone's threads instead of your own for SYT button.
• HackForums Left Aligner - Removes HF right-aligned text.