you could tap into the lighter socket as it has a switched live or the radio lines as there is more space to mess about with the wiring.
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Plus if you have a radio wiring harness adaptor you can tap into that without afecting the original wiring.
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edit
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- whether you think the question is stupid should not stop you asking if you are stuck.
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That's what this place is about.
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Unless you are Chris spammon in which case it likely is a stupid question deserving only a stupid answer
![Very Happy :D](./images/smilies/icon_biggrin.gif)
:D:D