Sprout is optimized for Internet Explorer (IE) 7.0, Firefox 2.0+ and Safari 3.x+, as well as Flash 9. We recommend that if your browser or Flash player is an older version, you upgrade to the latest before using Sprout.

You can get IE 7.0 here: http://www.microsoft.com/downloads/details.aspx?FamilyId=9AE91EBE-3385-4...

And Firefox 2.0 here:

http://www.mozilla.com/en-US/firefox/

And Flash 9 here:

http://www.adobe.com/shockwave/download/download.cgi?P1_Prod_Version=Sho...

Happy building!