Hello Everyone,
Our Product Management teams are continuing to work on expanding the supported systems and browsers. Currently, the Eloqua application has not been certified to run on the Windows 8 operating system. If you are using Windows 8 and encounter an issue, please contact Eloqua Product Support.
Please refer to this post for Supported systems: http://topliners.eloqua.com/community/know_it/blog/2013/08/12/officially-supported-browsers-in-eloqua-9-and-10
Thanks,
~Ali
Product Support