Please check this out... I hope you can do something about it... :$
The government of the Bolivarian Republic of Venezuela has announced on 27 November 2007 that a change to the time zone for the country, which to date has typically observed South America Western Standard Time. The start date for new time zone is projected to occur on December 9, 2007. When customers move to the new time zone, clocks will move backwards 30 minutes, from UTC -4:00 to UTC -4:30. This change begins at 2:59:59 AM local time on the start date. Clocks should be moved back to 2:30:00 AM rather than advancing to 3:00:00 AM.
See official announcement Number 38.819 for more details.
Systems and applications in countries that are not implementing this changes could be affected if they support users, transactions, or applications involving Venezuela. For example, scheduling or synchronizing problems may arise where systems make or check date or time stamps relating to transactions in Venezuela, or there may be difficulty in applications that perform scheduling calculations.
UPDATE: watch this for tests...
ADVICE: maybe you should open a subforum to talk about forums issues and give forums suggestions...
/public_html/<forum folder if there is one>/cache/lang_cache/<language ID or name>/lang_ucp.php
Searched for Caracas, removed it from where it was, and added a new line (in between the lines for GMT -4 and GMT -5) that said
'time_-4.5' => "(GMT - 4:30 hours) Caracas",
I did that for all the languages (apart from the ones that aren't in a latin script, such as chinese/arabic, as I can't type/understand either of them) and that was that