How to use the current visitor's account in SSAS query? [MOSS + PPS + SSAS]

Question

I'm using MOSS2010 + Performance Point + Analysis services. Here's the questions:

1. How to get the current visitor's account in PPS report?
2. How to use the current visitor's account in SSAS query?

Answer 1

This post may help: http://blogs.msdn.com/b/performancepoint/archive/2010/03/25/passing-filter-values-on-the-url-to-performancepoint-services-web-parts.aspx