<presets
  xmlns="http://josm.openstreetmap.de/tagging-preset-1.0"
  description="Preset to set source to geoimage.at"
  shortdescription="geoimage.at source"
  author="simon04"
  version="1.1_2011-07-26">

  <item name="Geoimage.at" type="node,way,closedway">

    <label text="Set source to geoimage.at" />
    <key key="source" value="geoimage.at" />

  </item>
</presets>

Presets_geoimage.at-preset.xml, Presets_geoimage.at.zip