hi, today my blackberry 9300 has just froze. happened a couple of times in last few days but only for a few minutes. now it has been froze all day. cant move my cursor anywhere. i have turned it on and off, removed the battery took my sim card out etc put all back together, and still nothing, i am still recieving texts/emails etc though i cant read them.... anyone know whats happened please...

What did you do to the device just before this happened?