Adobe Systems today announced Adobe Photoshop Elements 6 for Mac is now available for pre-order from the company’s Web site. In advance of its early Q2 2008 ship date, the Macintosh community will get its first peek at the new product features during the Macworld Expo next week in San Francisco. Adobe Photoshop Elements 6 for Macintosh will run on Mac OS X v10.5 Leopard), as well as previous versions of Mac OS X starting with 10.4.8, and is priced at US$89.99.