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-rw-r--r--app/helpers/application_helper.rb3
1 files changed, 3 insertions, 0 deletions
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index b74fa27..7171fbb 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -20,6 +20,9 @@ module ApplicationHelper
end
def sortable(column, title)
+ if !defined?(sort_descending)
+ return title
+ end
link_class = (column.to_s == sort_column.to_s) ? "sort_descending #{sort_descending}" : nil
desc = (column.to_s == sort_column.to_s) ? !!(!sort_descending && column) : nil
link_to title, {:sort => column, :desc => desc, :type => @type}, {:class => link_class}