Copy the following text and paste it into a text file, then save that file as "contents.rdf":
<?xml version="1.0"?>
<RDF:RDF xmlns:RDF="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
xmlns:chrome="http://www.mozilla.org/rdf/chrome#">
<!-- List all the skins being supplied by this theme -->
<RDF:Seq about="urn:mozilla:skin:root">
<RDF:li resource="urn:mozilla:skin:My_Theme"/>
</RDF:Seq>
<RDF:Description about="urn:mozilla:skin:My_Theme"
chrome:displayName="My Theme"
chrome:accessKey="N"
chrome:author=""
chrome:authorURL=""
chrome:description=""
chrome:name="My_Theme"
chrome:image="preview.png">
<chrome:packages>
<RDF:Seq about="urn:mozilla:skin:My_Theme:packages">
<RDF:li resource="urn:mozilla:skin:My_Theme:browser"/>
<RDF:li resource="urn:mozilla:skin:My_Theme:communicator"/>
<RDF:li resource="urn:mozilla:skin:My_Theme:global"/>
<RDF:li resource="urn:mozilla:skin:My_Theme:mozapps"/>
<RDF:li resource="urn:mozilla:skin:My_Theme:help"/>
</RDF:Seq>
</chrome:packages>
</RDF:Description>
<!-- Version Information. State that we work only with major version 1 of this package. -->
<RDF:Description chrome:skinVersion="1.5" about="urn:mozilla:skin:My_Theme:browser"/>
<RDF:Description chrome:skinVersion="1.5" about="urn:mozilla:skin:My_Theme:communicator"/>
<RDF:Description chrome:skinVersion="1.5" about="urn:mozilla:skin:My_Theme:global"/>
<RDF:Description chrome:skinVersion="1.5" about="urn:mozilla:skin:My_Theme:mozapps"/>
<RDF:Description chrome:skinVersion="1.5" about="urn:mozilla:skin:My_Theme:help"/>
</RDF:RDF>
