...following along the directions
Which direction?
If you get errors check the xampp\apache\logs\error.log file for more detailed error messages.
Make sure that Apache is running by running xampp\xampp-control.exe and observing that Apache is showing running in green if you have started Apache.
Then go to
http://localhost/ in your browser not to the URI you posted here but if Apache is running then you should still be able to access that URI.
Item3 in the Quick Installation section of the readme_en.txt file.