Folded envelopes

A surprise in the post - two types of folded envelope (thanks, Tina!). The one at the top is straightforward  -
www.origami-instructions.com/easy-origami-envelope.html

The small one, also made from an A4 sheet, is raaather more complicated -
http://www.angelfire.com/my/zelime/origami_envelope.html
There's a version - somewhere - with instructions printed on the actual sheet, but can I find it? Here's what it looks like -

The instructions are placed so that you see them when it's time to make that fold. V.clever. But it does take some mental manipulation to understand what to do!

And here's another I haven't tried -
www.origami-fun.com/origami-bar-envelope.html

This one tells you what to do rather than shows you -
http://origami.lovetoknow.com/Easy_Origami_Envelope