How to make your own Droid dock from a cardboard box.
You will need the following:
1(or more) small magnets (small, flat rare earth magnets work well)
1 corrugated cardboard box
tape (I use electrical tape)
a sharp knife, metal straight-edge and pen/pencil/marker
#1: Cut a flap off a medium sized cardboard box and mark off the following shapes:
1 Large rectangle (about 5" x 4" is good, much smaller and you won't be able to make tabs or fit a normal USB cable into the Droid while it's 'docked')
2 equilateral triangles 3.75" on a side
1 small rectangle 5" x 1.25"
When you cut these out you should have something that looks like this (I trimmed off two of the corners of the triangles on the 'front'):