The make_ubb_url() function in libs/ubbthreads.inc.php is what handles all of the url creations.
Thank you . After commenting out the content of "if ($title)" (except $title = str_replace(' ', '_', trim($title));) . Everything seems works fine now.
English is not my native language. I try my best to express my thought precisely. I hope you understand what I mean. If any misunderstanding results from culture gaps, I apologize first.
