#navbar
  %ul
    %li
      %a{:href => "/"} Mauve
    - if @person
      %li{:id => [ @alert_type == "raised" && "nav_selected"]}
        %a{:href => '/alerts/raised/'+@group_by} Raised (#{@alerts_raised.length})
      %li{:id => [ @alert_type == "acknowledged" && "nav_selected"]}
        %a{:href => '/alerts/acknowledged/'+@group_by} Ack'd (#{@alerts_ackd.length})
      %li{:id => [ @alert_type == "cleared" && "nav_selected"]}
        %a{:href => '/alerts/cleared/'+@group_by} Cleared (#{@alerts_cleared.length})
      %li
        %a{:href => '/logout'} Log out
  %br