Ibm.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “Cache-Control” for attribute “http-equiv” on element “meta”.
Bad value “Pragma” for attribute “http-equiv” on element “meta”.
Bad value “Expires” for attribute “http-equiv” on element “meta”.
Element “ul” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Element “div” not allowed as child of element “button” in this context. (Suppressing further errors from this subtree.)
The element “button” must not appear as a descendant of the “a” element.
Attribute “href” not allowed on element “div” at this point.
Attribute “src” not allowed on element “svg” at this point.
Bad value “https://www.ibm.com/products?types[0]=trial&lnk=STW_US_MPDISC_BNR_BTN&lnk2=THP&lnk3=ushpv18tAll” for attribute “href” on element “a”: Illegal character in query: “[” is not allowed.
Attribute “ariarole” not allowed on element “div” at this point.
Duplicate ID “ibm-homepage-tech-training”.
Element “p” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
The value of the “for” attribute of the “label” element must be the ID of a non-hidden form control.
Warnings:
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
The first occurrence of ID “ibm-homepage-tech-training” was here.
Empty heading.
The “type” attribute is unnecessary for JavaScript resources.
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