OK I have this plist here:

CODE
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
    <key>PciRoot(0x0)/Pci(0x1,0x0)/Pci(0x0,0x0)</key>
    <dict>
        <key>@0,compatible</key>
        <string>NVDA,NVMac</string>
        <key>@0,device_type</key>
        <string>display</string>
        <key>@0,name</key>
        <string>NVDA,Display-A</string>
        <key>@1,compatible</key>
        <string>NVDA,NVMac</string>
        <key>@1,device_type</key>
        <string>display</string>
        <key>@1,name</key>
        <string>NVDA,Display-B</string>
        <key>@2,#adress-cells</key>
        <string>0x01000000</string>
        <key>@2,#size-cells</key>
        <string>0x00000000</string>
        <key>@2,compatible</key>
        <string>NVDA,sensor-parent</string>
        <key>@2,device_type</key>
        <string>NVDA,gpu-diode</string>
        <key>@2,hwctrl-params-version</key>
        <string>0x02000000</string>
        <key>@2,hwsensor-params-version</key>
        <string>0x02000000</string>
        <key>@2,name</key>
        <string>sensor-parent</string>
        <key>@2,reg</key>
        <string>0x02000000</string>
        <key>NVCAP</key>
        <data>
        BAAAAAAAAwAMAAAAAAAABwAAAAA=
        </data>
        <key>NVPM</key>
        <data>
        AQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
        </data>
        <key>device_type</key>
        <string>NVDA,GeForce</string>
        <key>model</key>
        <string>NVIDIA GeForce 7600 GS EFI</string>
        <key>name</key>
        <string>NVDA,Parent</string>
        <key>rom-revision</key>
        <string>0x32323033</string>
    </dict>
</dict>
</plist>


How would I use AppleScript to replace the "PciRoot(0x0)/Pci(0x1,0x0)/Pci(0x0,0x0)" key with "PciRoot(0x1)/Pci(0x1,0x0)/Pci(0x0,0x0)"?

Thanks