96x96 - should be just fine for the apple's page
265x93 - almost definitely too wide :( (other logos are 130px wide max)
130x46 - size should be OK, but doesn't look too good.
The Xiph Quicktime Components provide support for Ogg files and their related family of fully free and open multimedia technologies in any QuickTime-based application.
Xiph.org Foundation provides family of free and fully open multimedia compression algorithms and file formats, including:
Xiph QuickTime Components (XiphQT) make those compression formats available to any QuickTime-based application, e.g. QuickTime Player, iTunes, and iLife, iWork and Final Cut Studio applications.
96x96 - should be just fine for the apple's page
265x93 - almost definitely too wide :( (other logos are 130px wide max)
130x46 - size should be OK, but doesn't look too good.