If you wish, you can changed it to the more common comma separator, as this is a function of the Windows OS.
Why they make the European separator one thing and the US another is one of those deep dark secrets that only Bill Gates knows.
Click Control Panel
Click Regional and Language Options
Click the Customize button in the center of the pop-up window.
Now, where it reads Line Separator about 8 slots down,
change it from the semicolon to a comma.