Systems, methods and computer program products for providing information associated with an attachment (e.g., attachment received through an instant message system, online collaboration tool, electronic message and the like). A sidebar may allow a user to view comprehensive profile and content information associated with the attachment using an attachment information viewer. The sidebar also may allow the user to switch between a message attachment information view (e.g., to facilitate browsing of the document or attachment) and a person profile information view (e.g., to facilitate browsing of personal or public data).