<% if ( $cgi->param('showdisabled') ) { $cgi->param('showdisabled', 0); %>
( <a href="<%= $cgi->self_url %>">hide disabled packages</a> )
<% } else { $cgi->param('showdisabled', 1); %>
<% if ( $cgi->param('showdisabled') ) { $cgi->param('showdisabled', 0); %>
( <a href="<%= $cgi->self_url %>">hide disabled packages</a> )
<% } else { $cgi->param('showdisabled', 1); %>