Welcome to Smogon! Take a moment to read the Introduction to Smogon for a run-down on everything Smogon, and make sure you take some time to read the global rules.
You can stop the annoying doubled hide tags by highlighting the tags with nothing in them and hitting "clear formatting". You can also go into the rich text editor and remove the BB code that strangely surrounds the hide tag.
You can stop the annoying doubled hide tags by highlighting the tags with nothing in them and hitting "clear formatting". You can also go into the rich text editor and remove the BB code that strangely surrounds the hide tag.