To Open a Link in the Active Link Set

Open the Links tab in the Explorer dialog.
The link sets display in the list box.
Click the arrow to the left of the link set to expand the link set.
(Optional) If the link that you want to open is in a closed folder or other link, click the arrow to the left of the folder or link to open it.
Do one of the following:

Double-click the link that you want to open.

or
Right-click the link that you want to open and select Open from the pop-up menu.

The target of the link opens.

Tip: After you have opened several models you can use the View Groups window to navigate between them.