[Portal] window allows you to create, change and remove your own bookmark links.

Fig.: [Edit Bookmarks] window
Clicking the [Cancel] button takes you back to the [Edit Bookmarks] window without saving the entries.
Unless the [Save] button is clicked, the item is not registered as a bookmark.
Clicking the [Cancel] button takes you back to the [Edit Bookmarks] window without saving the entries.
Unless the [Save] button is clicked, the bookmarks are not changed.
Unless the [Save] button is clicked, the bookmarks are not deleted.