insufficient memory problem on browsing with chinese blackberry b100
 

I like to use my chinese bb for internet searches and info update on wikipedia. But very often, it bounces out with insufficient memory error.How do i solve this problem on browsing with chinese blackberry b100? solution to this will be highly appreciated!! short sms to +2348033520390 as well as reply to this thread would be very much welcome. another friend had similar problem on using facebook with a different chinese brand of phone.