I'd recommend switching to a maildir format. 
Each email is in it's own file. Much easier to manage,
imho. It has other advantages, too.

> -----Original Message-----
> From: darkweb4
> 
> 
> Right now I am using Mozilla 1.5 on a windows machine for my
> email and newsgroup mailer.  I like to save all of my email,
> and now I have several months of email built up in a 30-40
> MB mbox file.  Everytime I access this file, it takes almost
> a minute for Mozilla to display my mail.  Is there a leaner
> mailer to use, one that could access this file faster? 
> Alternativly, is there a way to easily split the file into
> seperate months, that way Mozilla only has to load a few MB
> to let me read my mail?  If I split the file into pieces, am
> I going to be able to search all of the files cocurently?
> 
> Thanks
> 
> Tim
>