ive had a nokia 7610 for the longest time but i feel its on its last legs

but i have yet to find a replacement I recently update the insureance policy abcinsure but really feel is hould start looking for a new phone, the camera is great an the mp3 is pretty good too .. but its started to crash an take time to actually turn on, i cant really decide wether to go for a nokia Nseries or ericsson 800i or somehting, if anyone has some idea please let me know.