http://surname.rootschat.com/lexicon/dbsig/dbsig-help.php?dbsig_num=1&show=er#format_tags
[rc]RootsChatter[/rc] ( ) creates a link to this Rootschatters profile.
Handy for sources, ie when a RootsChatter has supplied you with some extra information.
e.g. "Source is [rc]Joe Soap[/rc]", "This information kindly provided by [rc]Joe Soap[/rc]"