Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.
The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.
The “width” attribute on the “table” element is obsolete. Use CSS instead.
The “width” attribute on the “td” element is obsolete. Use CSS instead.
The “valign” attribute on the “td” element is obsolete. Use CSS instead.
Attribute “value” not allowed on element “input” at this point.
Element “input” is missing required attribute “alt”.
Bad value “50 лет Научно-исследовательскому институту (военной истории)” for attribute “longdesc” on element “img”: Illegal character in path segment: space is not allowed.
The “longdesc” attribute on the “img” element is obsolete. Use a regular “a” element to link to the description.
Bad value “Международная олимпиада курсантов образовательных организаций высшего образования по военной истории 2016 г.” for attribute “longdesc” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “Военно-научная конференция «Военное наследие генералиссимуса А.В. Суворова и его творческое применение в современных условиях»” for attribute “longdesc” on element “img”: Illegal character in path segment: space is not allowed.
Bad character “&” after “<”. Probable cause: Unescaped “<”. Try escaping it as “<”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “gallery”.
Bad value “” for attribute “longdesc” on element “img”: Must be non-empty.
Duplicate ID “descriptions”.
Warnings:
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The first occurrence of ID “gallery” was here.
The first occurrence of ID “descriptions” was here.
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
This document appears to be written in Russian. Consider adding “lang="ru"” (or variant) to the “html” start tag.
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