gistfile1.txt

<applicationid translate="label">
    <label>Unique Id of the application</label>
    <frontend_type>yourCustomFormElement</frontend_type>
    <sort_order>5</sort_order>
    <show_in_default>1</show_in_default>
    <show_in_website>1</show_in_website>
    <show_in_store>1</show_in_store>
    <comment>default value is the default encryptionkey from /app/etc/local.xml</comment>
</applicationid>