diff --git a/lib/calendar_date_select/form_helpers.rb b/lib/calendar_date_select/form_helpers.rb
index 1d0806e..65f5fed 100644
--- a/lib/calendar_date_select/form_helpers.rb
+++ b/lib/calendar_date_select/form_helpers.rb
@@ -165,7 +165,7 @@ def calendar_date_select_process_options(options)
       if (default_time = javascript_options[:default_time])
         if default_time.respond_to?(:strftime)
           javascript_options[:default_time] = "new Date('#{default_time.strftime(CalendarDateSelect.date_format_string(true))}')"
-        elsif default_time.is_a?(String) && !default_time.empty?
+        else 
           javascript_options[:default_time] = "function() { return #{default_time} }"
         end
       end