No - here if you just fill in the box - it replies to the last post - if you click "Quick Reply" next to the post you are replying to - then it will attach it to the correct post - still no extra page to load - just makes the "Re: Username" right.
See in this post - I used Quick Reply - but I clicked Quick Reply next to Gardener's post.
Donate to UBBDev today to help aid in Operational, Server and Script Maintenance, and Development costs.
Please also see our parent organization VNC Web Services if you're in the need of a new UBB.threads Install or Upgrade, Site/Server Migrations, or Security and Coding Services.