Originally Posted By: tanstaafl.
in the video he entered four passwords before he could finally get to it.


I didn't look at the video, but I just tried Excel 2007, and it's a single password. You encrypt by going to "Orb" -> Prepare -> Encrypt Document. You enter your chosen password twice. Then you close the document. When you open the document, you're prompted for the password once.
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-- roger