Other things that may interest you.
The Swiss Federal Tax Authority has published the year-end exchange rates for all currencies as at 31.12.10 together with the annual average exchange rates for 2010. The main year-end exchange rates are as follows:
1 EUR = CHF 1.25045
1 USD = CHF 0.932093
1 GBP = CHF 1.459356
The full set of foreign currency exchange rates can be viewed at http://www.ictax.admin.ch/2010/de/index.html. We recommend our clients to use the SFTA's published exchange rates when converting foreign currencies.