Cis.edu.sg W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “LdTzyi”.
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
Element “p” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.
Attribute “href""” not allowed on element “span” at this point.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “map_svg”.
Bad value “http://maps.google.com/?q=7 Jurong West Street 41 Singapore 649414” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “http://maps.google.com/?q=371 Tanjong Katong Road Singapore 437128” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Attribute “ontouchstart” not allowed on element “div” at this point.
Warnings:
The first occurrence of ID “LdTzyi” was here.
Attribute “href""” is not serializable as XML 1.0.
The first occurrence of ID “map_svg” was here.
This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.
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