Fixed syntax error

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@1112 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/lib/action_view/helpers/number_helper.rb

@@ -74,7 +74,7 @@ def number_to_percentage(number, options = {})
       # Example:
       #    number_with_delimeter(12345678) => 1,235,678
       def number_with_delimeter(number, delimeter=",")
-        number.gsub(/(\d)(?=(\d\d\d)+(?!\d))/, "\\1#{delimeter}"
+        number.gsub(/(\d)(?=(\d\d\d)+(?!\d))/, "\\1#{delimeter}")
       end
 
       # Formats a +number+ with a level of +precision+.