A question was raised recently on the Yahoo! DITA Users mailing list relating to linking via a URL to a specific page in a collection of HTML. The requirement was for the target page to open within the "tri-pane" frameset so that the table of contents was visible.

A number of solutions were mooted, but Martin Polley eventually came up with a solution to fitted the particular requirement (but not necessarily all requirements).

Martin added a function to the top-level frameset of the collection. The function contained the following code:

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