That will close the thread. You can re-open it anytime.
You can only do this with threads that you started yourself.
How to mark a thread as "solved" (and close it at the same time):
- Go into the thread (as if you were going to read it)
- Click on "Thread Tools"
- Click on "Mark this thread as solved"
- Go into the thread (as if you were going to read it)
- Click on "Thread Tools"
- Click on "Mark this thread as unsolved"