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What´s new in this version:
LiveStage Professional 4.0 has been completely revamped and now is more intuitive, more efficient and more flexible. We´ve created an all-new visual environment where greater creativity and productivity is the name of the game.
Existing users will be impressed with the access to more drag and drop, more short-cuts and more features that enable automation, while new customers will be able to grasp the software within minutes of launching LiveStage Professional, creating intricate projects without any scripting whatsoever.
Version 4.0 also supports all the new features of QuickTime 6 including MPEG 4, Flash 5, and dozens of new wired actions not possible in other authoring environments.
Product Description:
LiveStage Professional is the world´s leading QuickTime authoring application with the ability to converge more than 200 media types to create the most powerful and engaging interactive digital presentations. This cross-platform tool unlocks the power of QuickTime 6, with dozens of new features that improve workflow and ease of use for all users, from beginner to advanced.
LiveStage Professional is still:

* the most powerful tool for creating customized and branded QuickTime players and control buttons for your interactive presentations
* the only software that allows QuickTime VR developers to combine their projects with other media types
* the only authoring platform that integrates and manipulates over 200 media types in their native format, including MPEG4