Virgin.net are the ONLY ones that allow you to LEAVE any time you like - there is no ONE YEAR contract. Free ADSL modem
quick hook up..
Long Term - Carphone Warehouse's offer Talk Talk looks to be the best
£21 and you get:
Free national phone calls
Free international phone calls (under 70 mins)
Broadband (up to 8 meg)
Free ADSL modem
But there is long wait for it (several months)
Perhaps see if you can pick up a wireless network that ISNT password protected where you are staying...