Photoshop CS Scripting Guide 4IntroductionSystem requirements 11.5 System requirementsThe language you use to write scripts depends on your operating system: AppleScript for Mac;Visual Basic for Windows; or JavaScript, a cross-platform scripting language that can run oneither Windows or Mac. While the scripting systems differ, the ways that they work withPhotoshop are very similar.1.5.1 MacAny system that runs Photoshop CS will support scripting. You will also need AppleScript anda script editor installed. AppleScript and the Script Editor application from Apple are includedwith the Mac OS. For Mac OS X, they can be found in the Applications folder. If these itemsare not installed on your system, reinstall them from your original system software CD-ROM.As your scripts become more complex, you may find the need for debugging and productivityfeatures not found in the Script Editor. There are many third-party script editors that can writeand debug Apple Scripts. For more details, check:http://www.apple.com/applescriptWe use the Script Editor from Apple in this manual.For more information on the AppleScript scripting environment, see Section 3.2.1, “ViewingPhotoshop’s AppleScript dictionary1.5.2 WindowsAny Windows system that runs Photoshop CS will support scripting. You will also need eitherthe Windows Scripting Host, Microsoft Visual Basic, or one of the applications that contains aVisual Basic editor. Most Windows systems include the Windows Scripting Host. If you do nothave Windows Scripting Host or would like more information about Windows Scripting Host,visit the Microsoft Windows Script Technologies Web site at:(http://msdn.microsoft.com/scripting/).We use the Microsoft Visual Basic developer framework to edit scripts in this manual.For more information on the Visual Basic scripting environment, see Section 3.2.2, “ViewingPhotoshop’s type library (VB)