diff --git a/lib/app/helpers/form_helper.rb b/lib/app/helpers/form_helper.rb
index fd5d15f..8477b4b 100644
--- a/lib/app/helpers/form_helper.rb
+++ b/lib/app/helpers/form_helper.rb
@@ -12,7 +12,7 @@ def datepicker(object_name, method, options = {}, timepicker = false)
       tf_options[:value] = input_tag.format_date(tf_options[:value], String.new(dp_options[:dateFormat])) if  tf_options[:value] && !tf_options[:value].empty? && dp_options.has_key?(:dateFormat)
       html = input_tag.to_input_field_tag("text", tf_options)
       method = timepicker ? "datetimepicker" : "datepicker"
-      html += javascript_tag("jQuery(document).ready(function(){jQuery('##{input_tag.get_name_and_id["id"]}').#{method}(#{dp_options.to_json})});")
+      html += javascript_tag("window.onload = function() { jQuery(document).ready(function(){jQuery('##{input_tag.get_name_and_id["id"]}').#{method}(#{dp_options.to_json})}); }")
       html.html_safe
     end
     
@@ -64,4 +64,4 @@ def translate_format(format)
     format.gsub!(/#{FORMAT_REPLACEMENTES.keys.join("|")}/) { |match| FORMAT_REPLACEMENTES[match] }
   end
 
-end
\ No newline at end of file
+end