I checked a minute ago. They took it off the web site. I have it still as downloaded file but it is too big to upload here. Look like they have still some problems with this service. From what I heard, it should start by September.
To KiwiSurfer: PM me with you email and I will send you the current info about it. Or use this link
http://www.cz.o2.com/public_mob/39/2...08_2007_v1.pdf and take a look at page number 8.
To Andy: As far as I am informed the calls to virtual number will not be charged, but the call is immediately forwarded to your overseas number as incoming roaming call, subject to your provider roaming charges. But this may change.