How to place a note using a capsule in MicroStation V8?
This feature is not available in MicroStation V8 2004 Edition. This option along with many others have been added since MicroStation V8 XM Edition.
http://communities.bentley.com/other/old_site_member_blogs/bentley_employees/b/mark_penns_blog/archive/2011/01/03/how-to-control-the-text-settings-of-a-note