SortSite 5.0 Changes

A list of changed accessibility, compatibility and search engine rules in SortSite 5.0.

Changed rules

Accessibility

• Image has no accessible name (AccHtmlImgNoAlt)
• alt is image file name (AccHtmlImgAltFilename)
• Link target opens new window without warning (AccHtmlLinkTargetNew)
• fieldset without legend (AccHtmlFieldsetNoLegend)
• Same link text goes to different pages (AccHtmlLinkTextReused)
• Use h1-h6 instead of heading-like styles (AccWcag2-F2-1)
• Decorative image missing null alt attribute (AccHtmlImgDecorativeAltMissing)
• Spacer image has descriptive alt (AccHtmlImgDecorativeAltNonNull)
• Ambiguous link text with no context (AccHtmlLinkTextAmbiguousContext)
• a cannot have clickable ancestor a (W3cHtml5Assert17a)
• details cannot have clickable ancestor a (W3cHtml5Assert17details)
• embed cannot have clickable ancestor a (W3cHtml5Assert17embed)
• iframe cannot have clickable ancestor a (W3cHtml5Assert17iframe)
• label cannot have clickable ancestor a (W3cHtml5Assert17label)
• a cannot have clickable ancestor button (W3cHtml5Assert18a)
• details cannot have clickable ancestor button (W3cHtml5Assert18details)
• embed cannot have clickable ancestor button (W3cHtml5Assert18embed)
• iframe cannot have clickable ancestor button (W3cHtml5Assert18iframe)
• label cannot have clickable ancestor button (W3cHtml5Assert18label)
• button cannot have clickable ancestor a (W3cHtml5Assert19button)
• textarea cannot have clickable ancestor a (W3cHtml5Assert19textarea)
• select cannot have clickable ancestor a (W3cHtml5Assert19select)
• input cannot have clickable ancestor a (W3cHtml5Assert19input)
• button cannot have clickable ancestor button (W3cHtml5Assert20button)
• textarea cannot have clickable ancestor button (W3cHtml5Assert20textarea)
• select cannot have clickable ancestor button (W3cHtml5Assert20select)
• input cannot have clickable ancestor button (W3cHtml5Assert20input)
• video with controls must not appear as a descendant of a (W3cHtml5Assert22video)
• audio with controls must not appear as a descendant of a (W3cHtml5Assert22audio)
• video with controls must not appear as a descendant of button (W3cHtml5Assert23video)
• audio with controls must not appear as a descendant of button (W3cHtml5Assert23audio)
• Broken aria-activedescendant ID reference (W3cHtml5AriaActiveDescendant)
• Invalid aria-controls value (W3cHtml5Error-RnvErAval-aria-controls)

Compatibility

• input type=number has partial support (BugHtmlInputNumber)
• input type=range has partial support (BugHtmlInputRange)
• meter element has partial support (BugHtmlMeter)
• progress element has partial support (BugHtmlProgress)
• input type=file has partial support (BugSafariMobileInputFile)
• xml element is unsupported (BugNonStdXml)

Search

• Document head errors affect indexing (SeoHtmlValidation)
• Don’t use rel=nofollow on internal links (SeoGoogleNoFollow)

Standards

• bdo must have a dir attribute (W3cHtml5Assert1)
• label elements may not contain multiple form controls (W3cHtml5Assert5)
• for must refer to a non-hidden form control (W3cHtml5Assert6)
• section must not appear inside address (W3cHtml5Assert7section)
• nav must not appear inside address (W3cHtml5Assert7nav)
• article must not appear inside address (W3cHtml5Assert7article)
• aside must not appear inside address (W3cHtml5Assert7aside)
• footer must not appear inside header element (W3cHtml5Assert8)
• footer must not appear inside footer element (W3cHtml5Assert9)
• footer must not appear inside address element (W3cHtml5Assert10)
• h1 must not appear inside address (W3cHtml5Assert11h1)
• h2 must not appear inside address (W3cHtml5Assert11h2)
• h3 must not appear inside address (W3cHtml5Assert11h3)
• h4 must not appear inside address (W3cHtml5Assert11h4)
• h5 must not appear inside address (W3cHtml5Assert11h5)
• h6 must not appear inside address (W3cHtml5Assert11h6)
• header must not appear inside footer (W3cHtml5Assert12header)
• header must not appear inside address (W3cHtml5Assert13header)
• header must not appear inside header (W3cHtml5Assert14)
• table must not appear inside caption (W3cHtml5Assert15)
• summary is obsolete (W3cHtml5Assert16)
• a cannot have clickable ancestor a (W3cHtml5Assert17a)
• details cannot have clickable ancestor a (W3cHtml5Assert17details)
• embed cannot have clickable ancestor a (W3cHtml5Assert17embed)
• iframe cannot have clickable ancestor a (W3cHtml5Assert17iframe)
• label cannot have clickable ancestor a (W3cHtml5Assert17label)
• a cannot have clickable ancestor button (W3cHtml5Assert18a)
• details cannot have clickable ancestor button (W3cHtml5Assert18details)
• embed cannot have clickable ancestor button (W3cHtml5Assert18embed)
• iframe cannot have clickable ancestor button (W3cHtml5Assert18iframe)
• label cannot have clickable ancestor button (W3cHtml5Assert18label)
• button cannot have clickable ancestor a (W3cHtml5Assert19button)
• textarea cannot have clickable ancestor a (W3cHtml5Assert19textarea)
• select cannot have clickable ancestor a (W3cHtml5Assert19select)
• input cannot have clickable ancestor a (W3cHtml5Assert19input)
• button cannot have clickable ancestor button (W3cHtml5Assert20button)
• textarea cannot have clickable ancestor button (W3cHtml5Assert20textarea)
• select cannot have clickable ancestor button (W3cHtml5Assert20select)
• input cannot have clickable ancestor button (W3cHtml5Assert20input)
• button inside label with for must have an id matching for (W3cHtml5Assert21button)
• textarea inside label with for must have an id matching for (W3cHtml5Assert21textarea)
• select inside label with for must have an id matching for (W3cHtml5Assert21select)
• input inside label with for must have an id matching for (W3cHtml5Assert21input)
• video with controls must not appear as a descendant of a (W3cHtml5Assert22video)
• audio with controls must not appear as a descendant of a (W3cHtml5Assert22audio)
• video with controls must not appear as a descendant of button (W3cHtml5Assert23video)
• audio with controls must not appear as a descendant of button (W3cHtml5Assert23audio)
• menu with type=toolbar must not appear inside a (W3cHtml5Assert24)
• menu with type=toolbar must not appear inside button (W3cHtml5Assert25)
• img with usemap must not appear inside a (W3cHtml5Assert26)
• img with usemap must not appear inside button (W3cHtml5Assert27)
• object with usemap must not appear inside a (W3cHtml5Assert28)
• object with usemap must not appear inside button (W3cHtml5Assert29)
• area must be inside a map element (W3cHtml5Assert30)
• img with ismap must be inside an a element with an href (W3cHtml5Assert31)
• list attribute must refer to a datalist element (W3cHtml5Assert32)
• input type=button must not have empty value attribute (W3cHtml5Assert33)
• label attribute must not be empty (W3cHtml5Assert34)
• default attribute can only appear on one track inside audio or video (W3cHtml5Assert35)
• id on a map element must be identical to the name attribute (W3cHtml5Assert36)
• Multiple selected options only allowed when select has multiple attribute (W3cHtml5Assert37)
• select with required must contain an option element (W3cHtml5Assert38)
• First option in a required select dropdown must have an empty value or empty text content (W3cHtml5Assert39)
• language=JavaScript can only be used with type='text/javascript' (W3cHtml5Assert40)
• script cannot have attribute charset unless src is specified (W3cHtml5Assert41)
• script cannot have attribute defer unless src is specified (W3cHtml5Assert42)
• script cannot have attribute async unless src or type=module is specified (W3cHtml5Assert43)
• progress must not appear inside another progress element (W3cHtml5Assert45)
• Progress value must not be greater than max (W3cHtml5Assert46)
• Progress value must not be greater than 1.0 (W3cHtml5Assert47)
• meter must not appear inside another meter element (W3cHtml5Assert48)
• min must not be greater than value (W3cHtml5Assert49)
• value must be greater than or equal to 0 if min not specified (W3cHtml5Assert50)
• value must not be greater than max (W3cHtml5Assert51)
• value must be less than or equal to 1 if max not specified (W3cHtml5Assert52)
• min must not be greater than max (W3cHtml5Assert53)
• max must be greater than or equal to 0 if min not specified (W3cHtml5Assert54)
• min must be less than or equal to 1 if max not specified (W3cHtml5Assert55)
• min must not be greater than low (W3cHtml5Assert56)
• low must be greater than or equal to 0 if min not specified (W3cHtml5Assert57)
• min must not be greater than high (W3cHtml5Assert58)
• high must be greater than or equal to 0 if min not specified (W3cHtml5Assert59)
• low must not be greater than high (W3cHtml5Assert60)
• high must not be greater than max (W3cHtml5Assert61)
• high must be less than or equal to 1 if max not specified (W3cHtml5Assert62)
• low must not be greater than max (W3cHtml5Assert63)
• low must be less than or equal to 1 if max not specified (W3cHtml5Assert64)
• min must not be greater than optimum (W3cHtml5Assert65)
• optimum must be greater than or equal to 0 if min not specified (W3cHtml5Assert66)
• optimum must not be greater than max (W3cHtml5Assert67)
• optimum must be less than or equal to 1 if max not specified (W3cHtml5Assert68)
• acronym is obsolete (W3cHtml5Assert69)
• applet is obsolete (W3cHtml5Assert70)
• center is obsolete (W3cHtml5Assert71center)
• font is obsolete (W3cHtml5Assert71font)
• big is obsolete (W3cHtml5Assert71big)
• strike is obsolete (W3cHtml5Assert71strike)
• tt is obsolete (W3cHtml5Assert71tt)
• basefont is obsolete (W3cHtml5Assert71basefont)
• dir is obsolete (W3cHtml5Assert72)
• frameset is obsolete (W3cHtml5Assert73frameset)
• noframes is obsolete (W3cHtml5Assert73noframes)
• coords on a is obsolete (W3cHtml5Assert74a)
• shape on a is obsolete (W3cHtml5Assert75a)
• urn on a is obsolete (W3cHtml5Assert76a)
• charset on a is obsolete (W3cHtml5Assert77a)
• methods on a is obsolete (W3cHtml5Assert78a)
• target on link is obsolete (W3cHtml5Assert80link)
• urn on link is obsolete (W3cHtml5Assert81link)
• charset on link is obsolete (W3cHtml5Assert82link)
• methods on link is obsolete (W3cHtml5Assert83link)
• nohref on area is obsolete (W3cHtml5Assert85area)
• name on embed is obsolete (W3cHtml5Assert86embed)
• profile on head is obsolete (W3cHtml5Assert87head)
• version on html is obsolete (W3cHtml5Assert88html)
• name on img is obsolete (W3cHtml5Assert91img)
• usemap on input is obsolete (W3cHtml5Assert92input)
• type on the li element is obsolete (W3cHtml5Assert93li)
• type on the ul element is obsolete (W3cHtml5Assert93ul)
• scheme on meta is obsolete (W3cHtml5Assert94meta)
• meta http-equiv=content-language is obsolete (W3cHtml5Assert95)
• archive on object is obsolete (W3cHtml5Assert96object)
• classid on object is obsolete (W3cHtml5Assert97object)
• code on object is obsolete (W3cHtml5Assert98object)
• codebase on object is obsolete (W3cHtml5Assert99object)
• codetype on object is obsolete (W3cHtml5Assert100object)
• declare on object is obsolete (W3cHtml5Assert101object)
• standby on object is obsolete (W3cHtml5Assert102object)
• name on option is obsolete (W3cHtml5Assert103option)
• type on param is obsolete (W3cHtml5Assert104param)
• valuetype on param is obsolete (W3cHtml5Assert105param)
• language on script is obsolete (W3cHtml5Assert106)
• scope on td is obsolete (W3cHtml5Assert107)
• abbr on td is obsolete (W3cHtml5Assert108td)
• axis on td is obsolete (W3cHtml5Assert109td)
• axis on th is obsolete (W3cHtml5Assert109th)
• align on caption is obsolete (W3cHtml5Assert110caption)
• align on iframe is obsolete (W3cHtml5Assert110iframe)
• align on img is obsolete (W3cHtml5Assert110img)
• align on input is obsolete (W3cHtml5Assert110input)
• align on object is obsolete (W3cHtml5Assert110object)
• align on embed is obsolete (W3cHtml5Assert110embed)
• align on legend is obsolete (W3cHtml5Assert110legend)
• align on table is obsolete (W3cHtml5Assert110table)
• align on hr is obsolete (W3cHtml5Assert110hr)
• align on div is obsolete (W3cHtml5Assert110div)
• align on h1 is obsolete (W3cHtml5Assert110h1)
• align on h2 is obsolete (W3cHtml5Assert110h2)
• align on h3 is obsolete (W3cHtml5Assert110h3)
• align on h4 is obsolete (W3cHtml5Assert110h4)
• align on h5 is obsolete (W3cHtml5Assert110h5)
• align on h6 is obsolete (W3cHtml5Assert110h6)
• align on p is obsolete (W3cHtml5Assert110p)
• align on col is obsolete (W3cHtml5Assert110col)
• align on colgroup is obsolete (W3cHtml5Assert110colgroup)
• align on tbody is obsolete (W3cHtml5Assert110tbody)
• align on td is obsolete (W3cHtml5Assert110td)
• align on tfoot is obsolete (W3cHtml5Assert110tfoot)
• align on th is obsolete (W3cHtml5Assert110th)
• align on thead is obsolete (W3cHtml5Assert110thead)
• align on tr is obsolete (W3cHtml5Assert110tr)
• width on col is obsolete (W3cHtml5Assert111col)
• width on colgroup is obsolete (W3cHtml5Assert111colgroup)
• width on hr is obsolete (W3cHtml5Assert111hr)
• width on pre is obsolete (W3cHtml5Assert111pre)
• width on table is obsolete (W3cHtml5Assert111table)
• width on td is obsolete (W3cHtml5Assert111td)
• width on th is obsolete (W3cHtml5Assert111th)
• char on col is obsolete (W3cHtml5Assert112col)
• char on colgroup is obsolete (W3cHtml5Assert112colgroup)
• char on tbody is obsolete (W3cHtml5Assert112tbody)
• char on td is obsolete (W3cHtml5Assert112td)
• char on tfoot is obsolete (W3cHtml5Assert112tfoot)
• char on th is obsolete (W3cHtml5Assert112th)
• char on thead is obsolete (W3cHtml5Assert112thead)
• char on tr is obsolete (W3cHtml5Assert112tr)
• charoff on col is obsolete (W3cHtml5Assert113col)
• charoff on colgroup is obsolete (W3cHtml5Assert113colgroup)
• charoff on tbody is obsolete (W3cHtml5Assert113tbody)
• charoff on td is obsolete (W3cHtml5Assert113td)
• charoff on tfoot is obsolete (W3cHtml5Assert113tfoot)
• charoff on th is obsolete (W3cHtml5Assert113th)
• charoff on thead is obsolete (W3cHtml5Assert113thead)
• charoff on tr is obsolete (W3cHtml5Assert113tr)
• valign on col is obsolete (W3cHtml5Assert114col)
• valign on colgroup is obsolete (W3cHtml5Assert114colgroup)
• valign on tbody is obsolete (W3cHtml5Assert114tbody)
• valign on td is obsolete (W3cHtml5Assert114td)
• valign on tfoot is obsolete (W3cHtml5Assert114tfoot)
• valign on th is obsolete (W3cHtml5Assert114th)
• valign on thead is obsolete (W3cHtml5Assert114thead)
• valign on tr is obsolete (W3cHtml5Assert114tr)
• alink on body is obsolete (W3cHtml5Assert115body)
• background on body is obsolete (W3cHtml5Assert116body)
• bgcolor on body is obsolete (W3cHtml5Assert117body)
• link on body is obsolete (W3cHtml5Assert118body)
• bottommargin on body is obsolete (W3cHtml5Assert119body)
• marginheight on the body element is obsolete (W3cHtml5Assert120body)
• leftmargin on body is obsolete (W3cHtml5Assert121body)
• rightmargin on body is obsolete (W3cHtml5Assert122body)
• topmargin on the body element is obsolete (W3cHtml5Assert123body)
• marginwidth on the body element is obsolete (W3cHtml5Assert124body)
• text on body is obsolete (W3cHtml5Assert125body)
• vlink on body is obsolete (W3cHtml5Assert126body)
• clear on br is obsolete (W3cHtml5Assert127br)
• hspace on embed is obsolete (W3cHtml5Assert128embed)
• vspace on embed is obsolete (W3cHtml5Assert129embed)
• noshade on the hr element is obsolete (W3cHtml5Assert130hr)
• size on the hr element is obsolete (W3cHtml5Assert131hr)
• color on the hr element is obsolete (W3cHtml5Assert132hr)
• compact on the dl element is obsolete (W3cHtml5Assert133dl)
• compact on the menu element is obsolete (W3cHtml5Assert133menu)
• compact on the ol element is obsolete (W3cHtml5Assert133ol)
• compact on the ul element is obsolete (W3cHtml5Assert133ul)
• allowtransparency on iframe is obsolete (W3cHtml5Assert134iframe)
• frameborder on iframe is obsolete (W3cHtml5Assert135iframe)
• marginheight on iframe is obsolete (W3cHtml5Assert136iframe)
• marginwidth on iframe is obsolete (W3cHtml5Assert137iframe)
• scrolling on iframe is obsolete (W3cHtml5Assert138iframe)
• hspace on the img element is obsolete (W3cHtml5Assert139img)
• hspace on the object element is obsolete (W3cHtml5Assert139object)
• vspace on the img element is obsolete (W3cHtml5Assert140img)
• vspace on the object element is obsolete (W3cHtml5Assert140object)
• border on the img element is obsolete (W3cHtml5Assert141img)
• border on the object element is obsolete (W3cHtml5Assert141object)
• bgcolor on the table element is obsolete (W3cHtml5Assert142table)
• border on the table element is obsolete (W3cHtml5Assert143table)
• cellpadding on the table element is obsolete (W3cHtml5Assert144table)
• cellspacing on the table element is obsolete (W3cHtml5Assert145table)
• frame on the table element is obsolete (W3cHtml5Assert146table)
• rules on the table element is obsolete (W3cHtml5Assert147table)
• bgcolor on the td element is obsolete (W3cHtml5Assert148td)
• bgcolor on the th element is obsolete (W3cHtml5Assert148th)
• height on the td element is obsolete (W3cHtml5Assert149td)
• height on the th element is obsolete (W3cHtml5Assert149th)
• nowrap on the td element is obsolete (W3cHtml5Assert150td)
• nowrap on the th element is obsolete (W3cHtml5Assert150th)
• bgcolor on the tr element is obsolete (W3cHtml5Assert151tr)
• xml:lang requires lang with same value to be present (W3cHtml5Assert152)
• border on img element is obsolete (W3cHtml5Assert176)
• language on the script element is obsolete (W3cHtml5Assert177)
• name on the a element is obsolete (W3cHtml5Assert178)
• video element has more than one default track (W3cHtml5Assert179video)
• audio element has more than one default track (W3cHtml5Assert179audio)
• form cannot have ancestor form (W3cHtml5AssertNestedForm)
• dfn cannot have ancestor dfn (W3cHtml5AssertNestedDfn)
• noscript cannot have ancestor noscript (W3cHtml5AssertNestedNoscript)
• label cannot have ancestor label (W3cHtml5AssertNestedLabel)
• address cannot have ancestor address (W3cHtml5AssertNestedAddress)
• usemap refers to non-existent map (W3cHtml5UsemapCheck)
• xml:lang without matching lang (W3cHtml5XmlLangButNoLang)
• contextmenu is obsolete (W3cHtml5ObsoleteAttributeContextmenu)
• datafld is obsolete (W3cHtml5ObsoleteAttributeDatafld)
• dataformatas is obsolete (W3cHtml5ObsoleteAttributeDataformatas)
• datasrc is obsolete (W3cHtml5ObsoleteAttributeDatasrc)
• datapagesize on table is obsolete (W3cHtml5ObsoleteAttributeDatapagesize)
• type attribute on menu is obsolete (W3cHtml5ObsoleteAttributeMenuType)
• for attribute on script is obsolete (W3cHtml5ObsoleteAttributeScriptFor)
• event attribute on script element is obsolete (W3cHtml5ObsoleteAttributeScriptEvent)
• img must have an alt attribute (W3cHtml5MissingImgAlt)
• Broken aria-activedescendant ID reference (W3cHtml5AriaActiveDescendant)
• HTML Validation Error (W3cHtml5Error)
• HTML validation warning (W3cHtml5Warning)
• Invalid aria-controls value (W3cHtml5Error-RnvErAval-aria-controls)
• Element caption not allowed here (W3cHtml5Error-RnvErElem-caption)
• HTML 5 doctype (W3cHtmlDocTypeHtml5)

Usability

• Ensure images do not cause layout shifts (UseImgWidthHeight)