<%= f.input :active %>
<%= f.input :picture, :as=>:file %>
<%= f.input :fetmailalias %>
<%= f.inputs :for => :memberships do |membership,i| %>
<%= membership.input :start, :as=>:date %>
<%= membership.input :stop %>
<%= membership. input :gremium %>
<%= membership.input :typ ,:as=>:radio, :collection=>Membership::TYPEN.invert %>
<% end %>
<% end %>