Errors:
Bad value “Last-Modified” for attribute “http-equiv” on element “meta”.
Attribute “staticpath” not allowed on element “script” at this point.
Bad value “header” for attribute “role” on element “header”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “” for attribute “src” on element “img”: Must be non-empty.
The element “header” must not appear as a descendant of the “header” element.
Stray end tag “a”.
Bad value “qa_Antibodies & Protein Biology_1” for attribute “id” on element “a”: An ID must not contain whitespace.
Bad value “qa_Balances, Scales & Weighing_2” for attribute “id” on element “a”: An ID must not contain whitespace.
Bad value “qa_Cell Culture & Analysis_3” for attribute “id” on element “a”: An ID must not contain whitespace.
Bad value “qa_Centrifuges & Microcentrifuges_4” for attribute “id” on element “a”: An ID must not contain whitespace.
Start tag “a” seen but an element of the same type was already open.
Bad value “qa_Equipment & Instruments_7” for attribute “id” on element “a”: An ID must not contain whitespace.
Bad value “qa_Forceps, Spatulas & Utensils_8” for attribute “id” on element “a”: An ID must not contain whitespace.
Bad value “qa_Furniture, Storage, Carts & Hoods_9” for attribute “id” on element “a”: An ID must not contain whitespace.
Bad value “qa_Glassware & Plasticware_10” for attribute “id” on element “a”: An ID must not contain whitespace.
Bad value “qa_Heating & Cooling_11” for attribute “id” on element “a”: An ID must not contain whitespace.
Bad value “qa_PCR & Molecular Biology_12” for attribute “id” on element “a”: An ID must not contain whitespace.
Element “h4” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Bad value “qa_Pipets, Pipettes, Syringes & Needles_13” for attribute “id” on element “a”: An ID must not contain whitespace.
Bad value “qa_Safety, Gloves, Glasses & Cleaning_14” for attribute “id” on element “a”: An ID must not contain whitespace.
Bad value “qa_Teaching Supplies_15” for attribute “id” on element “a”: An ID must not contain whitespace.
Bad value “qa_Thermometers, Timers & pH_16” for attribute “id” on element “a”: An ID must not contain whitespace.
Bad value “qa_Tubes & Vials_17” for attribute “id” on element “a”: An ID must not contain whitespace.
Bad value “qa_Water & Food Testing & Filtration_18” for attribute “id” on element “a”: An ID must not contain whitespace.
Heading cannot be a child of another heading.
Stray end tag “h3”.
Attribute “adhocenable” not allowed on element “a” at this point.
Bad value “footer” for attribute “role” on element “footer”.
Bad value “” for attribute “id” on element “div”: An ID must not be the empty string.
Duplicate ID “”.
Saw an end tag after “body” had been closed.
Stray end tag “script”.
Warnings:
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The “navigation” role is unnecessary for element “nav”.
Empty heading.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.
The first occurrence of ID “” was here.
United States US