I recommend the one of the top of the range asus eee pc's either the 1000HE 10" 1.5kg 9.5hrs 92% keyboard etc etc. or the S101HE 10.2" 1.1kg 5hr. The whole range has a 2gb upgraded ram deal online atm all around the 1000 mark.
http://www.asusnotebook.com.au/eee-p...FZgtpAodAyjKGg
"S101" = WIN.