Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] XHTML overview 2nd quoted attributes versus HTML versus HTML. [See also HTML [NPN]] XML closing tags description of prohibited characters site map files 2nd Visual Web Developer invalid XML warnings XML (eXtensible Markup Language) description of 2nd XML files description of |