WebI convert String including timezone information to Date as input to FormatDate

Hi,

I am trying to convert String with timezone to date and time format in WebI. So far luck dint favor me can somebody please give me proposals or if it is possible at all?

- Input String: 2007-04-30 13:10:02.0474381 -07:00

- To Format Date as:  yyyy-MM-dd HH:mm:ss to either local timezone or UTC timezone

Thank you in advance.

Ajaz