What version FF for Mac 10.5.2 ppc

[zzzjethro666]

 I just downloaded the new Vidalia/Tor bundle for Mac 10.5.2 ppc.
This version of Tor is 0.2.1.23-0.2.7

I am using Firefox 3.0.17. Is this a good  safe Firefox for this version of 
Tor?

 
thanX