diff --git a/templates/backOffice/default/I18n/en_US.php b/templates/backOffice/default/I18n/en_US.php
index 52e31dcaa..025f1fb20 100644
--- a/templates/backOffice/default/I18n/en_US.php
+++ b/templates/backOffice/default/I18n/en_US.php
@@ -59,8 +59,10 @@ return array(
     'Alpha code 2' => 'Alpha code 2',
     'Alpha code 3' => 'Alpha code 3',
     'Amount' => 'Amount',
+    'Amount, e.g. 12.50' => 'Amount, e.g. 12.50',
     'An error occured' => 'An error occured',
     'And' => 'And',
+    'Applies to products :' => 'Applies to products :',
     'Applies to products in categories :' => 'Applies to products in categories :',
     'Apply' => 'Apply',
     'Associated countries' => 'Associated countries',
@@ -285,6 +287,7 @@ return array(
     'Disabled' => 'Disabled',
     'Discount' => 'Discount',
     'Discount amount' => 'Discount amount',
+    'Discount percentage' => 'Discount percentage',
     'Do not use a product template' => 'Do not use a product template',
     'Do you really want to add this attribute to all product templates ?' => 'Do you really want to add this attribute to all product templates ?',
     'Do you really want to add this feature to all product templates ?' => 'Do you really want to add this feature to all product templates ?',
@@ -637,6 +640,7 @@ return array(
     'Payment information' => 'Payment information',
     'Payment module' => 'Payment module',
     'Payment modules' => 'Payment modules',
+    'Percent Discount' => 'Percent Discount',
     'Period' => 'Period',
     'Phone' => 'Phone',
     'Phone number' => 'Phone number',
@@ -653,6 +657,7 @@ return array(
     'Please select the PDF template to translate' => 'Please select the PDF template to translate',
     'Please select the module component' => 'Please select the module component',
     'Please select the module to translate' => 'Please select the module to translate',
+    'Please select...' => 'Please select...',
     'Please wait, loading' => 'Please wait, loading',
     'Port' => 'Port',
     'Port :' => 'Port :',
@@ -763,6 +768,7 @@ return array(
     'Select an attribute...' => 'Select an attribute...',
     'Select attribute values to combine. You may enter a default value for some of the fields of the generated combinations.' => 'Select attribute values to combine. You may enter a default value for some of the fields of the generated combinations.',
     'Select here the tax applicable to this product' => 'Select here the tax applicable to this product',
+    'Select product category :' => 'Select product category :',
     'Send a mail to this customer' => 'Send a mail to this customer',
     'Send files' => 'Send files',
     'Sequential number of log line' => 'Sequential number of log line',