Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Bad start tag in “img” in “head”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Stray end tag “noscript”.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
Bad value ““Học để thay đổi”px” for attribute “height” on element “img”: Expected a digit but saw ““” instead.
Bad value “Kỷ niệm 10 năm thành lập trường (14/11/2007 - 14/11/2017)px” for attribute “height” on element “img”: Expected a digit but saw “K” instead.
Duplicate ID “cate0”.
Duplicate ID “cate1”.
Duplicate ID “cate2”.
Duplicate ID “SubGroupNewsHomepage01”.
Duplicate attribute “class”.
Bad value “560px” for attribute “width” on element “iframe”: Expected a digit but saw “p” instead.
Bad value “315px” for attribute “height” on element “iframe”: Expected a digit but saw “p” instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Attribute “u” not allowed on element “div” at this point.
Bad value “photoalbumhome” for attribute “rel” on element “a”: The string “photoalbumhome” is not a registered keyword.
Duplicate ID “SubPhotoAlbumHomepage”.
Named character reference was not terminated by a semicolon. (Or “&” should have been escaped as “&”.)
Stray start tag “script”.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The value of attribute “title” on element “a” from namespace “http://www.w3.org/1999/xhtml” is not in Unicode Normalization Form C.
Text run is not in Unicode Normalization Form C.
The value of attribute “alt” on element “img” from namespace “http://www.w3.org/1999/xhtml” is not in Unicode Normalization Form C.
The first occurrence of ID “cate0” was here.
The first occurrence of ID “cate1” was here.
The first occurrence of ID “cate2” was here.
The first occurrence of ID “SubGroupNewsHomepage01” was here.
The first occurrence of ID “SubPhotoAlbumHomepage” was here.
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