Source UKBA website.
The UK Border Agency has stopped accepting Tier 1 (General) applications made overseas, from 00:01 on 23 December 2010. If you submitted an applications on or before 22 December 2010, they will be processed as normal. UKBA have confirmed they will will not decide any more Tier 1 (General) applications made overseas until January 2011.
Tier 1 (General) will not reopen for new applications overseas. If you have already obtained a Tier 1 (General) visa, your dependants can still apply.