Errors found while checking this document as HTML5!

Result: 8 Errors, 1 warning(s)
:
: utf-8
: HTML5
Root Element: html
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Notes and Potential Issues

The following notes and warnings highlight missing or conflicting information which caused the validator to perform some guesswork prior to validation, or other things affecting the output below. If the guess or fallback is incorrect, it could make validation results entirely incoherent. It is highly recommended to check these potential issues, and, if necessary, fix them and re-validate the document.

  1. Info Using experimental feature: HTML5 Conformance Checker.

    The validator checked your document with an experimental feature: HTML5 Conformance Checker. This feature has been made available for your convenience, but be aware that it may be unreliable, or not perfectly up to date with the latest development of some cutting-edge technologies. If you find any issues with this feature, please report them. Thank you.

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Validation Output: 8 Errors

  1. Error Line 6, Column 62: Self-closing syntax (/>) used on a non-void HTML element. Ignoring the slash and treating as a start tag. 
                <script src="scripts.js" type="text/javascript" />

    ✉

  2. Error Line 7, Column 101: The text content of element script was not in the required format: Expected space, tab, newline, or slash but found < instead. 
    …="http://code.jquery.com/jquery-1.4.3.min.js" type="text/javascript"></script>
    Syntax of script documentation:
    Zero or more code comments, each of which is either a single-line comment starting with "//" or a multi-line comment starting with "/*" and ending with "*/". The content must also meet the constraints of the script microsyntax. For further details, see Inline documentation for external scripts.
  3. Error Line 16, Column 8: Text not allowed in element ul in this context. 
            <li class="tutmain"><object width="640" height="385"><param name="movie…
    Content model for element ul:
    Zero or more li elements.
  4. Error Line 16, Column 61: Element object is missing one or more of the following attributes: data, type. 
    …main"><object width="640" height="385"><param name="movie" value="http://www.y…
    Attributes for element object:
    Global attributes
    data
    type
    typemustmatch
    name
    usemap
    form
    width
    height
  5. Error Line 16, Column 152: Stray end tag param. 
    …moamrmVGh-s?fs=1&amp;hl=en_US"></param><param name="allowFullScreen" value="tr…

    ✉

  6. Error Line 16, Column 203: Stray end tag param. 
    …"allowFullScreen" value="true"></param><param name="allowscriptaccess" value="…

    ✉

  7. Error Line 16, Column 258: Stray end tag param. 
    …owscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/mo…

    ✉

  8. Error Line 16, Column 446: Stray end tag embed. 
    …ys" allowfullscreen="true" width="640" height="385"></embed></object></li></ul>

    ✉

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