No parameters (== current default)

12345678abcdefgh
1. e4e52. Nf3Nc63. Bb5a64. Ba4Nf65. O-O

Parameters: orientation=black

12345678abcdefgh
1. e4e52. Nf3Nc63. Bb5a64. Ba4Nf65. O-O

Now with parameters locale=fr and size=500px

12345678abcdefgh
1. e4e52. Cf3Cc63. Fb5a64. Fa4Cf65. O-O