Apple has enabled Web-based samples of music available in the iTunes Store via the iTunes Preview Web site - prior to this, sample music was limited to iTunes itself. Nevertheless, it seems that the overall goal is to increase iTunes music discovery via Web search engines, all of which are now indexing the iTunes Preview Web site. Despite the fact that you can play samples in your browser, the iTunes Preview site pushes you to iTunes whenever possible. follow link
Expose Shortcut for View All Windows
In Expose mode in Snow Leopard, press the Tab key to view all windows belonging to one application (equivalent to pressing F10 or Control-F3 on recent laptops). Press Tab again to switch between applications while remaining in Expose. You can also click an icon in the dock.
- ExtraBITS for 11 January 2010 (10 Jan 10)
Apple Adds Samples to iTunes Preview Site