Obstructing or impeding the administration of justice by picketing, etc.

(a) Offense defined.--A person is guilty of a misdemeanor of the second degree if he intentionally interferes with, obstructs or impedes the administration of justice, or with the intent of influencing any judge, juror, witness or court officer in the discharge of his duty, pickets or parades in or near any building housing a court of this Commonwealth, or in or near a building or residence occupied by or used by such judge, juror, witness or court officer, or with such intent uses any

sound-truck or similar device, or resorts to any other demonstration in or near any such building or residence.

(b) Exception.--Nothing in subsection (a) of this section shall interfere with or prevent the exercise by any court of this Commonwealth of its power to punish for contempt.