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                             Properties – Opens the selected repository document property sheet. 
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                             Add Document Version – Opens the Add Document to Configuration dialog, which allows you to specify the version of a document to add to the configuration. 
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                             Add Related Document Versions – [models only] Adds any models that the selected model references through external shortcuts. The related models are automatically added to the configuration. 
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                             Add Document Versions From a Configuration – Opens the Select Configuration dialog, which lets you select a configuration, whose members will be added to the configuration. 
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                             Check Out – Checks out the selected version (see
                                                Checking Documents Out of the Repository). 
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                             Freeze/Unfreeze - Freezes or unfreezes the selected
                                            version  (see Freezing and Unfreezing Document Versions). 
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                             Lock/ Unlock - Locks or unlocks the selected version
                                            (see Locking and Unlocking Document Versions). 
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                             Delete – Deletes the selected version from the
                                            configuration (see Deleting Documents, Document Versions, and Folders). 
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