ｽﾏｿ。まだ間違えてた...。
cd /Applications/Navigator.app/Contents/Resources/English.lproj/
CpMac -r ~/Desktop/temp2/BrowserWindow.nib ./
の2行はurl窓変えてない人には不要だし...。(´･ω･`)ｼｮﾎﾞｰﾝ

~/Documents/chimeraud.sh
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#!/bin/sh

cd ~/Desktop
curl -O http://ftp.mozilla.org/pub/chimera/nightly/latest-trunk/Chimera.dmg.gz
gunzip Chimera.dmg.gz
hdiutil mount Chimera.dmg
CpMac -r /Volumes/Chimera/Navigator.app /Applications/
cd /Applications/Navigator.app/Contents/MacOS/defaults/pref/
mv all-chimera.js all-chimera.bak
sed 's/pref(\"intl.charset.detector\"/\/\/\ pref(\"intl.charset.detector\"/' < all-chimera.bak > all-chimera.js
hdiutil unmount /Volumes/Chimera
cd ~/Desktop
rm Chimera.dmg
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