How to wire 2 3-way, and 1 4-way light switches.?

Here is the setup:
4-way light switch has 2 white wires on the 2 brass screws, 2 black on the 2 black screws.
3-way switch has 1 white wire, and 1 brown wire on the 2 brass screws, 1 black wire on the black screw
3-way switch has 1 red wire, and 1 brown wire on the 2 brass screws, 1 black wire on the black screw.

The light just won't turn on.. any help?
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Brass Light Switches