Here's another option for your wiring dilemma, teeny, tiny switches from posh. Brought to you all the way from the land of the rising sun, these tiny switches will mount to your 1" bars or any other 1" bar on your bike. they require a mounting hole to be drilled and a single hole to be drilled for the switch wiring. these will require you to run your wiring through your bars for an extremely clean, well thought out flawless ride.
Single Mini - One Toggle, OR one Push button switch
Requires some assembly and wiring to install. All contacts are solder points. No i do not have instructions on how to wire a switch.