Adobe Acrobat
Adobe® Acrobat® Reader is free, and freely distributable, software that lets you view and print Adobe Portable Document Format (PDF) files
Adobe Shockwave
Shockwave Player allows you to view new forms of entertainment on the Web, such as games, music, rich-media chat, interactive product demos, and e-merchandising applications.
Adobe Flash 
Shockwave Player allows you to view new forms of entertainment on the Web, such as games, music, rich-media chat, interactive product demos, and e-merchandising applications. Flash Player displays high-impact Web sites, combining elegant graphics, sound, and interactivity.
Java 
Java software powers the onboard computers in toys, cars, planes, rockets, and even the NASA Mars Rover. It brings interactivity to the Internet, real-time graphics to television, instant imaging to cameras, and multi-player games to mobile phones and desktop PCs. Java technology goes everywhere you go.
Microsoft Internet Explorer 6
Included with Microsoft Windows, Internet Explorer remains the most popular browser in use on the internet. To get the richest and safest browsing experience ensure that your installation of Internet Explorer is up to date.
Microsoft Internet Explorer 7
Internet Explorer 7 provides improved navigation through tabbed browsing, web search right from the toolbar, advanced printing, easy discovery, reading and subscription to RSS feeds, and much more..
Windows Media Player
Get Windows Media Player in order to view streaming video and audio clips in Windows Media Player format.
Apple Quicktime
QuickTime is software that allows Mac and Windows users to play back audio and video on their computers. Download this player in order to view high-quality video and audio clips in QuickTime format.
Mozilla Firefox
The Web is all about innovation, and Firefox 3 sets the pace with dozens of new features,
including thesmart location bar, one-click bookmarking and blindingly fast performance.