'Close' tag selected when you add img bb-code

Pre-conditions

• User logged in the jcommune
• User opened any branch

Steps to reproduce

1. Click "Answer"
2. Click "Insert picture"
3. Enter any symbols
4. Click "Ok"

Actual result: see. actual_result
Expected result: Text between bb-codes([img] and [\img]) should be selected

Note, that there is no selection at all in Mozilla