Choose one of the available validation profiles: CSS 1, CSS 2, CSS 2.1, CSS 3, SVG, SVG Basic, SVG Tiny, Mobile, TV Profile, ATSC TV Profile

Choose one of the available mediums: all, aural, braille, embossed, handheld, print, projection, screen

Set the minimum severity level for reported validation warnings. It is one of: all, normal, most important, no warnings.