Adding Documents/Links
The things that live inside the folders are called both links and documents in the FolderTree code. It's a little confusing, but for now, just keep in your mind that documents and links are the same thing in the FolderTree universe.
In Figure 20-3, the two links are “Edinburgh” and “London.” Clicking these links will change the content of the other frame (the one containing the picture of Boston harbor in Figure 20-2).
Figure 20-3. Two links
Adding links is very similar to adding folders. Here's how we add the Edinburgh link to the Scotland folder:
insDoc(aux3, gLnk(2, "Edinburgh", "www.geocities.com/ marcelino_martins/ftexample/beenthere_edinburgh.gif")) ...
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