intel mac blender 2.43 issues

Hi I downloaded the new blender release (2.43) from blender.org and the image file wont mount on my mac pro running 10.4.8. Anyone else having this problem?

have you searched this forum. quite a few apple users have posted about this.

Yes, I have searched the forum and found no posts relating this issue. Could you please point me in the right direction. Arrghh, I need my blender fix! :eek: