FIX: In SQL Server 2005 Service Pack 2, the toolbar of a Reporting Services report turns gray when you click "View Report"
Source: Knowledge Base
Product: Microsoft SQL Server 2005 Reporting Services
Notification Contents: New, All Modifications and Delete
FIX: In SQL Server 2005 Service Pack 2, the toolbar of a Reporting Services report turns gray when you click "View Report"
http://support.microsoft.com/kb/940149/en-US