Cancertodaymag.org W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Bad value “Expires” for attribute “http-equiv” on element “meta”.
Bad value “https://adserver.adtechus.com/adlink|3.0|5526.1|4473224|0|0|ADTECH;loc=300;key=insertkeyword;alias=” for attribute “href” on element “a”: Illegal character in path segment: “|” is not allowed.
Bad value “https://adserver.adtechus.com/adserv|3.0|5526.1|4473224|0|0|ADTECH;loc=300;key=insertkeyword;alias=” for attribute “src” on element “img”: Illegal character in path segment: “|” is not allowed.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “allowtransparency” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The text content of element “script” was not in the required format: Content contains a line starting with the character sequence “//” but not ending with a newline.
Warnings:
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
Empty heading.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Element name “ie:menuitem” cannot be represented as XML 1.0.
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