Warnings:
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The first occurrence of ID “helyszinmenu” was here.
Errors:
Bad start tag in “div” in “head”.
Stray end tag “noscript”.
Bad value “https://www.facebook.com/tr?id=1049386335199805&ev=PageView
&noscript=1” for attribute “src” on element “img”: Tab, new line or carriage return found.
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 “head”.
Start tag “body” seen but an element of the same type was already open.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Duplicate attribute “style”.
The element “button” must not appear as a descendant of the “a” element.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “a” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Element “marquee” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Stray end tag “span”.
End tag “div” seen, but there were open elements.
Unclosed element “soan”.
Element “li” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “helyszinmenu”.
Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).
The “center” element is obsolete. Use CSS instead.
The “size” attribute on the “hr” element is obsolete. Use CSS instead.
The “color” attribute on the “hr” element is obsolete. Use CSS instead.
No “p” element in scope but a “p” end tag seen.
Attribute “mce_href” not allowed on element “a” at this point.
Attribute “mce_src” not allowed on element “img” at this point.
End tag for “body” seen, but there were unclosed elements.
Unclosed element “div”.
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