diff --git a/htdocs/langs/en_US/main.lang b/htdocs/langs/en_US/main.lang
index dc05a09916f..37be1d12b25 100644
--- a/htdocs/langs/en_US/main.lang
+++ b/htdocs/langs/en_US/main.lang
@@ -1,13 +1,13 @@
 # Dolibarr language file - Source file is en_US - main
 DIRECTION=ltr
-# Note for chinese:
-# msungstdlight or cid0ct are for traditionnal chinese (traditionnal does not render with ubuntu pdf reader) 
-# stsongstdlight or cid0cs are for simplified chinese
-# To read chinese pdf with linux: sudo apt-get install poppler-data
+# Note for Chinese:
+# msungstdlight or cid0ct are for traditional Chinese (traditional does not render with Ubuntu pdf reader)
+# stsongstdlight or cid0cs are for simplified Chinese
+# To read Chinese pdf with Linux: sudo apt-get install poppler-data
 FONTFORPDF=helvetica
 FONTSIZEFORPDF=10
-SeparatorDecimal=,
-SeparatorThousand=None
+SeparatorDecimal=.
+SeparatorThousand=,
 FormatDateShort=%m/%d/%Y
 FormatDateShortInput=%m/%d/%Y
 FormatDateShortJava=MM/dd/yyyy
@@ -65,7 +65,7 @@ BackgroundColorByDefault=Default background color
 FileWasNotUploaded=A file is selected for attachment but was not yet uploaded. Click on "Attach file" for this.
 NbOfEntries=Nb of entries
 GoToWikiHelpPage=Read online help (need Internet access)
-GoToHelpPage=Read help 
+GoToHelpPage=Read help
 RecordSaved=Record saved
 RecordDeleted=Record deleted
 LevelOfFeature=Level of features
@@ -226,7 +226,7 @@ DateValueShort=Value date
 DateOperation=Operation date
 DateOperationShort=Oper. Date
 DateLimit=Limit date
-DateRequest=Request date 
+DateRequest=Request date
 DateProcess=Process date
 DatePlanShort=Date planed
 DateRealShort=Date real.
@@ -447,30 +447,30 @@ SeptemberMin=Sep
 OctoberMin=Oct
 NovemberMin=Nov
 DecemberMin=Dec
-Month01=january
-Month02=february
-Month03=march
-Month04=april
-Month05=may
-Month06=june
-Month07=july
-Month08=august
-Month09=september
-Month10=october
-Month11=november
-Month12=december
-MonthShort01=jan
-MonthShort02=feb
-MonthShort03=mar
-MonthShort04=apr
-MonthShort05=may
-MonthShort06=jun
-MonthShort07=jul
-MonthShort08=aug
-MonthShort09=sep
-MonthShort10=oct
-MonthShort11=nov
-MonthShort12=dec
+Month01=January
+Month02=February
+Month03=March
+Month04=April
+Month05=May
+Month06=June
+Month07=July
+Month08=August
+Month09=September
+Month10=October
+Month11=November
+Month12=December
+MonthShort01=Jan
+MonthShort02=Feb
+MonthShort03=Mar
+MonthShort04=Apr
+MonthShort05=May
+MonthShort06=Jun
+MonthShort07=Jul
+MonthShort08=Aug
+MonthShort09=Sep
+MonthShort10=Oct
+MonthShort11=Nov
+MonthShort12=Dec
 AttachedFiles=Attached files and documents
 FileTransferComplete=File was uploaded successfuly
 DateFormatYYYYMM=YYYY-MM
@@ -607,7 +607,7 @@ MenuManager=Menu manager
 NoMenu=No sub-menu
 WarningYouAreInMaintenanceMode=Warning, you are in a maintenance mode, so only login <b>%s</b> is allowed to use application at the moment.
 CoreErrorTitle=System error
-CoreErrorMessage=Sorry, an error occurred. Check the logs or contact your system administrator. 
+CoreErrorMessage=Sorry, an error occurred. Check the logs or contact your system administrator.
 CreditCard=Credit card
 FieldsWithAreMandatory=Fields with <b>%s</b> are mandatory
 FieldsWithIsForPublic=Fields with <b>%s</b> are shown on public list of members. If you don't want this, check off the "public" box.
@@ -632,7 +632,7 @@ IM=Instant messaging
 NewAttribute=New attribute
 AttributeCode=Attribute code
 OptionalFieldsSetup=Extra attributes setup
-URLPhoto=Url of photo/logo
+URLPhoto=URL of photo/logo
 SetLinkToThirdParty=Link to another third party
 CreateDraft=Create draft
 ClickToEdit=Click to edit
@@ -642,7 +642,7 @@ ByTown=By town
 ByDate=By date
 ByMonthYear=By month/year
 ByYear=By year
-ByMonth=by month
+ByMonth=By month
 ByDay=By day
 BySalesRepresentative=By sales representative
 LinkedToSpecificUsers=Linked to a particular user contact
@@ -660,7 +660,7 @@ toward=toward
 Access=Access
 HelpCopyToClipboard=Use Ctrl+C to copy to clipboard
 SaveUploadedFileWithMask=Save file on server with name "<strong>%s</strong>" (otherwise "%s")
-OriginFileName=Nom d'origine
+OriginFileName=Original filename
 
 # Week day
 Monday=Monday