Validation Output: 2 Errors

1. Error Line 1, Column 21: name character invalid: only minimum literal and parameter separators are allowed.

[HTML] pobierz, plaintext 
  1. <!DOCTYPE php PUBLIC -//W3C//DTD Xphp 1.1//EN http://www.w3.org/TR/xphp11/DTD/xp
[HTML] pobierz, plaintext


2. Error Line 1, Column 21: cannot continue because of previous errors.

[HTML] pobierz, plaintext 
  1. <!DOCTYPE php PUBLIC -//W3C//DTD Xphp 1.1//EN http://www.w3.org/TR/xphp11/DTD/xp
[HTML] pobierz, plaintext


co tam trzeba zrobić aby te błędy znikły ?