line 1 column 1 - Warning: missing <!DOCTYPE> declaration
line 4 column 1 - Warning: discarding unexpected <frame>
line 5 column 1 - Error: <overlay> is not recognized!
line 5 column 1 - Warning: discarding unexpected <overlay>
line 6 column 1 - Warning: <bgsound> is not approved by W3C
line 6 column 1 - Warning: <bgsound> isn't allowed in <body> elements
line 6 column 1 - Info: <body> previously mentioned
line 9 column 1 - Warning: <spacer> is not approved by W3C
line 9 column 1 - Warning: <spacer> isn't allowed in <tr> elements
line 8 column 1 - Info: <tr> previously mentioned
line 5 column 1 - Warning: missing </noframes>
line 1 column 1 - Warning: inserting missing 'title' element
line 8 column 1 - Warning: trimming empty <tr>
Info: Document content looks like HTML5
10 warnings, 1 error were found!

This document has errors that must be fixed before
using HTML Tidy to generate a tidied up version.

You are recommended to use CSS for controlling white
space (e.g. for indentation, margins and line spacing).
The proprietary <SPACER> element has limited vendor support.

About HTML Tidy: https://github.com/htacg/tidy-html5
Bug reports and comments: https://github.com/htacg/tidy-html5/issues
Or send questions and comments to: https://lists.w3.org/Archives/Public/public-htacg/
Latest HTML specification: http://dev.w3.org/html5/spec-author-view/
Validate your HTML documents: http://validator.w3.org/nu/
Lobby your company to join the W3C: http://www.w3.org/Consortium
