Samsvojmajstor.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Obsolete doctype. Expected “<!DOCTYPE html>”.
Attribute “xmlns:fb” not allowed here.
A document must not include more than one “meta” element with a “http-equiv” attribute whose value is “content-type”.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
Text not allowed in element “iframe” in this context.
Bad element name “fb:like-box”: Code point “U+003A” is not allowed
Attribute “alt” not allowed on element “a” at this point.
The “classid” attribute on the “object” element is obsolete. Use the “data” and “type” attributes to invoke plugins. To set a parameter with the name “classid”, use the “param” element.
Warnings:
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
Element name “fb:like-box” cannot be represented as XML 1.0.
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