In the HTML, remove all occurrences of the bgcolor attribute.
In the HTML, change all occurrences of the text "#Supportlevels" in hyperlinks to "#SupportLevels".
Table E.2, Sound component support
Change the level support for the Sound component from "2" to "1".
Table E.3, Viewpoint node
Replace text of third column with “Full support.”.
Replace the second occurrence of the text "SFVec2d" in the left column with "SFVec3d".
Replace the second occurrence of the text "MFVec2d" in the left column with "MFVec3d".