Good morning, lenelly,
I'm of the opinion that friends of family members attend viewings and
funerals to offer sympathy and support to the remaining family. Before
deciding if you should go, check to be sure the services are not
private, but open to the public. You can look in the newspaper
obituary section for dates and times, or call the funeral home to
If you have a good working relationship with the co-worker and
generally enjoy your interaction with him/her you might want to attend
at least the viewing, if not the funeral service, as a matter of
In any case, a short note or condolence card would be in order.
There is some excellent advice to be found here:
Scroll down to the section dealing with visitation.
"Visitation provides a time and place for friends to offer their
expression of sorrow and sympathy, rather than awkwardly approaching
the subject at the office, supermarket or social activities."
"Friends and relatives are requested to sign the register book. A
person's full name should be listed e.g. "Mrs. John Doe". If the
person is a business associate, it is proper to list their affiliation
as the family may not be familiar with their relationship to the
I wish you well,
attending funerals etiquette