Errors:
The “center” element is obsolete. Use CSS instead.
Attribute “vspace” not allowed on element “iframe” at this point.
Attribute “hspace” not allowed on element “iframe” at this point.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “marginwidth” attribute on the “iframe” element is obsolete. Use CSS instead.
The “marginheight” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
Element “noindex” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
The “font” element is obsolete. Use CSS instead.
Element “ul” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Bad value “quickNavigation” for attribute “rel” on element “a”: The string “quickNavigation” is not a registered keyword.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The “summary” attribute on the “table” element is obsolete. Consider describing the structure of the “table” in a “caption” element or in a “figure” element containing the “table”; or, simplify the structure of the “table” so that no description is needed.
No “p” element in scope but a “p” end tag seen.
Element “noindex” not allowed as child of element “center” in this context. (Suppressing further errors from this subtree.)
Warnings:
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
This document appears to be written in Russian but the “html” start tag has “lang="en"”. Consider using “lang="ru"” (or variant) instead.
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