Hydroekologický IS (2026-05-15)

ICS 46.5
Accessibility 20
Performance 73

Score Calculation

100 − 65 = 35
Severity Unique types Weights Deduction
Critical 1 30 −30
Serious 4 15 + 10 + 5 + 5 −35
Total deduction −65

Score is based on 5 unique critical and serious issue types. Same issue appearing multiple times counts as one. 36 unique moderate/minor issues are tracked but do not affect the score. Learn more about methodology

The original score at the time of measurement was 20. The breakdown above reflects updated methodology: Measurement tooling update (Lighthouse 13, Pa11y 9).

Change from previous measurement

0 Critical 12 → 12
0 Serious 17 → 17
0 Total 169 → 169
Page Critical Serious Total
heis.vuv.cz 0 0 0
_mf.asp 0 0 0

Template structural health

WCAG 4.1.2

Criterion documentation 4.1.2

Affected pages:

Tested Pages

http://heis.vuv.cz

WCAG 1.1.1
Criterion documentation 1.1.1

Technique description (EN)

Selector: html > body > div > div:nth-child(2) > a > img
Show HTML 
<img src="logoheis.png" style="position: absolute; left: 15px; top: 17px;">
Selector: html > body > div > div:nth-child(3) > a:nth-child(1) > img
Show HTML 
<img src="icohome.png" class="home">
Selector: html > body > div > div:nth-child(6) > a > img
Show HTML 
<img src="zalozkasvh50.png" style="position:absolute;left:0px;top:0px;height:100%;">
Selector: html > body > div > div:nth-child(7) > img
Show HTML 
<img src="zalozkasheis25let.png" style="position:absolute;left:0px;bottom:24px;cursor:pointer;" onclick="if (document.getElementById('heis25let').style.display=='none') {document.getElementById('heis25let').style.display='block';} else {document.getE...
Selector: html > body > div > a > img
Show HTML 
<img src="logovuv.png" style="background-color:white;position:absolute;left:11px;bottom:11px;padding:6px;">
Selector: html > body > div > div:nth-child(2) > a
Show HTML 
<a href="default.asp" target="_top"><img src="logoheis.png" style="...</a>
Selector: html > body > div > div:nth-child(3) > a:nth-child(1)
Show HTML 
<a href="hlavni/_mf.asp"><img src="icohome.png" class="h...</a>
Selector: html > body > div > div:nth-child(6) > a
Show HTML 
<a href="vh50" target="_blank"><img src="zalozkasvh50.png" sty...</a>
Selector: html > body > div > div:nth-child(7) > img
Show HTML 
<img src="zalozkasheis25let.png" style="position:absolute;left:0px;bottom:24px;cursor:pointer;" onclick="if (document.getElementById('heis25let').style.display=='none') {document.getElementById('heis25let').style.display='block';} else {document.getE...
Selector: #mapaserveru > img
Show HTML 
<img src="zavrito.png" onclick="zobrazit('mapaserveru');" style="cursor:pointer;position:absolute;left:15px;top:15px;z-index:989;">
Selector: #napoveda > div > img
Show HTML 
<img src="zavrito.png" onclick="zobrazit('napoveda');" style="cursor:pointer;position:absolute;left:15px;top:15px;z-index:999;">
Selector: html > body > div > a
Show HTML 
<a href="https://www.vuv.cz" target="_blank"><img src="logovuv.png" style="b...</a>

WCAG 4.1.2
Criterion documentation 4.1.2

Technique description (EN)

Selector: html > body > div > div:nth-child(4) > iframe
Show HTML 
<iframe src="hlavni/_mf.asp" name="MF" frameborder="0" marginwidth="0" marginheight="0" noresize="" scrolling="NO" width="100%" height="100%"></iframe>
Selector: html > body > div > div:nth-child(4) > iframe
Show HTML 
<iframe src="hlavni/_mf.asp" name="MF" frameborder="0" marginwidth="0" marginheight="0" noresize="" scrolling="NO" width="100%" height="100%"></iframe>
Selector: #napoveda > div > div > iframe
Show HTML 
<iframe src="napoveda/_mf.asp?showaspage=N" name="NF" frameborder="0" marginwidth="0" marginheight="0" noresize="" scrolling="AUTO" width="100%" height="100%"></iframe>

WCAG 4.1.2
Criterion documentation 4.1.2

Technique description (EN)

Selector: html > body > div > div:nth-child(1) > a:nth-child(4)
Show HTML 
<a href="https://srv-prg-heiswrk.tgm.vuv.cz" target="_self"><div id="prepp" style="display:...</a>
Selector: html > body > div > div:nth-child(1) > a:nth-child(5)
Show HTML 
<a href="https://srv-prg-heisvuv.tgm.vuv.cz" target="_self"><div id="prepv" style="display:...</a>
Selector: html > body > div > div:nth-child(1) > a:nth-child(6)
Show HTML 
<a href="https://heis.vuv.cz" target="_self"><div id="prepi" style="display:...</a>
Selector: html > body > div > div:nth-child(2) > a
Show HTML 
<a href="default.asp" target="_top"><img src="logoheis.png" style="...</a>
Selector: html > body > div > div:nth-child(3) > a:nth-child(1)
Show HTML 
<a href="hlavni/_mf.asp"><img src="icohome.png" class="h...</a>
Selector: html > body > div > div:nth-child(6) > a
Show HTML 
<a href="vh50" target="_blank"><img src="zalozkasvh50.png" sty...</a>
Selector: html > body > div > a
Show HTML 
<a href="https://www.vuv.cz" target="_blank"><img src="logovuv.png" style="b...</a>

WCAG 2.4.1
Criterion documentation 2.4.1

Technique description (EN)

Selector: html
Show HTML 
<html lang="cs"><head>
	<title>HEIS VÚV</title>...</html>

WCAG 1.3.1
Criterion documentation 1.3.1

Technique description (EN)

Selector: html > body > div > div:nth-child(11) > a > img
Show HTML 
<img src="logshowico.png" alt="Statistika přístupů" align="right">

Issues not affecting score

These are often not errors but recommendations that require manual review. They may indicate potential accessibility barriers that automated testing cannot fully evaluate.

Technique description (EN)

Selector: html
Show HTML 
<html lang="cs"><head>
	<title>HEIS VÚV</title>...</html>

Technique description (EN)

Selector: html
Show HTML 
<html lang="cs"><head>
	<title>HEIS VÚV</title>...</html>

Technique description (EN)

Selector: html > body > div > div:nth-child(1) > a:nth-child(1)
Show HTML 
<a href="default.asp?lang=cs" target="_self"><img src="langcs.png" target=""...</a>
Selector: html > body > div > div:nth-child(1) > a:nth-child(2)
Show HTML 
<a href="default.asp?lang=en" target="_self"><img src="langen.png" target=""...</a>
Selector: html > body > div > div:nth-child(2)
Show HTML 
<div class="zahlavi">
<a href="default.asp" target="...</div>
Selector: html > body > div > div:nth-child(3)
Show HTML 
<div class="menuh" style="padding-left: 36px;">
<a href="hlavni/_mf.asp"><img ...</div>
Selector: html > body > div > div:nth-child(5)
Show HTML 
<div class="menud">

	<a href="data/_mf.asp?typ=99...</div>
Selector: html > body > div > div:nth-child(6)
Show HTML 
<div style="position:fixed;overflow:hidden;width:42px;height:190px;bottom:80px;left:50%;margin-left:502px;margin-top:-160px;background-color:white;border:2px solid #b5dbdf;border-top-right-radius:15px 15px;border-bottom-right-radius:15px 15px;">
<a h...
Selector: html > body > div > div:nth-child(7)
Show HTML 
<div style="position:fixed;overflow:hidden;width:68px;height:300px;top:40%;left:50%;margin-left:502px;margin-top:-160px;background-color:white;border:2px solid #b5dbdf;border-top-right-radius:25px 25px;border-bottom-right-radius:25px 25px;">
<img src...
Selector: html > body > div > div:nth-child(11)
Show HTML 
<div class="zapatix" style="padding-left:80px;">


© Copyright: Výzkumný ústav ...</div>
Selector: html > body > div > a
Show HTML 
<a href="https://www.vuv.cz" target="_blank"><img src="logovuv.png" style="b...</a>

WCAG 1.3.1
Criterion documentation 1.3.1

Technique description (EN)

Selector: html > body > div > div:nth-child(1)
Show HTML 
<div class="zahlavix">

<a href="default.asp?lang=cs"...</div>
Selector: html > body > div > div:nth-child(3)
Show HTML 
<div class="menuh" style="padding-left: 36px;">
<a href="hlavni/_mf.asp"><img ...</div>
Selector: html > body > div > div:nth-child(3) > div
Show HTML 
<div style="position:absolute;top:8px;right:5px;">
		<a href="kontakty/_mf.asp">K...</div>
Selector: html > body > div > div:nth-child(5)
Show HTML 
<div class="menud">

	<a href="data/_mf.asp?typ=99...</div>
Selector: #mapaserveru > div:nth-child(3)
Show HTML 
<div class="mapaserverutext">



	<a href="hlavni/_mf.asp" c...</div>

WCAG 2.1.1
Criterion documentation 2.1.1

Technique description (EN)

Selector: #preppo
Show HTML 
<div id="preppo" style="display:none;" class="serverpracovnio" onclick="zobrazit('zprava');">!</div>
Selector: #prephelp
Show HTML 
<div id="prephelp" style="display:none;" class="serveryhelp" onclick="zobrazit('zpravaserveryhelp');">?</div>
Selector: html > body > div > div:nth-child(7) > img
Show HTML 
<img src="zalozkasheis25let.png" style="position:absolute;left:0px;bottom:24px;cursor:pointer;" onclick="if (document.getElementById('heis25let').style.display=='none') {document.getElementById('heis25let').style.display='block';} else {document.getE...
Selector: #heis25let
Show HTML 
<div id="heis25let" style="font-size: 12px;position:fixed;width:270px;height:256px;top:40%;left:50%;margin-left:180px;margin-top:-158px;display:none;block;none;background-color:white;color:dimgray;border:2px solid dimgray;border-right:2px solid white...
Selector: #mapaserveru > img
Show HTML 
<img src="zavrito.png" onclick="zobrazit('mapaserveru');" style="cursor:pointer;position:absolute;left:15px;top:15px;z-index:989;">
Selector: #napoveda > div > img
Show HTML 
<img src="zavrito.png" onclick="zobrazit('napoveda');" style="cursor:pointer;position:absolute;left:15px;top:15px;z-index:999;">
Selector: #zpravaserveryhelp > div > div:nth-child(2)
Show HTML 
<div class="zpravaok" onclick="zobrazit('zpravaserveryhelp');">
OK
</div>
Selector: #zpravax > div > div:nth-child(2)
Show HTML 
<div class="zpravaok" onclick="zobrazit('zpravax');">
OK
</div>

WCAG 1.4.3
Criterion documentation 1.4.3

Technique description (EN)

Selector: html > body > div > div:nth-child(2) > div:nth-child(2)
Show HTML 
<div style="position: absolute; left: 110px; top: 25px; font-size: 30px; font-weight: bold; letter-spacing: 1px; word-spacing: 5px;">HYDROEKOLOGICKÝ INFORMAČNÍ SYST...</div>

WCAG 1.4.3
Criterion documentation 1.4.3

Technique description (EN)

Selector: html > body > div > div:nth-child(2) > div:nth-child(3)
Show HTML 
<div style="position: absolute; left: 112px; top: 70px; font-size: 14px; font-weight: normal; letter-spacing: 3px; word-spacing: 3px;">VÝZKUMNÝ ÚSTAV VODOHOSPODÁŘSKÝ ...</div>
Selector: html > body > div > div:nth-child(3) > div > a:nth-child(1)
Show HTML 
<a href="kontakty/_mf.asp">Kontakty</a>
Selector: html > body > div > div:nth-child(3) > div > a:nth-child(2)
Show HTML 
<a href="#" onclick="zobrazit('napoveda');" target="_self">Nápověda</a>
Selector: html > body > div > div:nth-child(5) > a:nth-child(1)
Show HTML 
<a href="data/_mf.asp?typ=99">Index</a>
Selector: html > body > div > div:nth-child(5) > a:nth-child(2)
Show HTML 
<a href="#" onclick="zobrazit('mapaserveru');" target="_self">Mapa serveru</a>
Selector: html > body > div > div:nth-child(11)
Show HTML 
<div class="zapatix" style="padding-left:80px;">


© Copyright: Výzkumný ústav ...</div>

WCAG 1.4.10
Criterion documentation 1.4.10

Technique description (EN)

Selector: html > body > div > div:nth-child(6)
Show HTML 
<div style="position:fixed;overflow:hidden;width:42px;height:190px;bottom:80px;left:50%;margin-left:502px;margin-top:-160px;background-color:white;border:2px solid #b5dbdf;border-top-right-radius:15px 15px;border-bottom-right-radius:15px 15px;">
<a h...
Selector: html > body > div > div:nth-child(7)
Show HTML 
<div style="position:fixed;overflow:hidden;width:68px;height:300px;top:40%;left:50%;margin-left:502px;margin-top:-160px;background-color:white;border:2px solid #b5dbdf;border-top-right-radius:25px 25px;border-bottom-right-radius:25px 25px;">
<img src...
Selector: #heis25let
Show HTML 
<div id="heis25let" style="font-size: 12px;position:fixed;width:270px;height:256px;top:40%;left:50%;margin-left:180px;margin-top:-158px;display:none;block;none;background-color:white;color:dimgray;border:2px solid dimgray;border-right:2px solid white...

WCAG 1.4.3
Criterion documentation 1.4.3

Technique description (EN)

Selector: #heis25let
Show HTML 
<div id="heis25let" style="font-size: 12px;position:fixed;width:270px;height:256px;top:40%;left:50%;margin-left:180px;margin-top:-158px;display:none;block;none;background-color:white;color:dimgray;border:2px solid dimgray;border-right:2px solid white...
Selector: #heis25let > p:nth-child(3) > a
Show HTML 
<a href="https://www.vtei.cz/wp-content/uploads/2021/08/6355-casopis-VTEI-4-21.pdf#page=50" target="_blank" style="color: red; text-decoration:none; font-weight:bold;">dokument pdf (4,2 MB, str. 48-5...</a>

WCAG 2.4.2
Criterion documentation 2.4.2

Technique description (EN)

Selector: html > head > title
Show HTML 
<title>HEIS VÚV</title>

WCAG 2.4.4
Criterion documentation 2.4.4

Technique description (EN)

Selector: html > body > div > div:nth-child(1) > a:nth-child(1)
Show HTML 
<a href="default.asp?lang=cs" target="_self"><img src="langcs.png" target=""...</a>
Selector: html > body > div > div:nth-child(1) > a:nth-child(2)
Show HTML 
<a href="default.asp?lang=en" target="_self"><img src="langen.png" target=""...</a>
Selector: html > body > div > div:nth-child(1) > a:nth-child(4)
Show HTML 
<a href="https://srv-prg-heiswrk.tgm.vuv.cz" target="_self"><div id="prepp" style="display:...</a>
Selector: html > body > div > div:nth-child(1) > a:nth-child(5)
Show HTML 
<a href="https://srv-prg-heisvuv.tgm.vuv.cz" target="_self"><div id="prepv" style="display:...</a>
Selector: html > body > div > div:nth-child(1) > a:nth-child(6)
Show HTML 
<a href="https://heis.vuv.cz" target="_self"><div id="prepi" style="display:...</a>
Selector: html > body > div > div:nth-child(2) > a
Show HTML 
<a href="default.asp" target="_top"><img src="logoheis.png" style="...</a>
Selector: html > body > div > div:nth-child(3) > a:nth-child(1)
Show HTML 
<a href="hlavni/_mf.asp"><img src="icohome.png" class="h...</a>
Selector: html > body > div > div:nth-child(3) > a:nth-child(2)
Show HTML 
<a href="osystemu/_mf.asp">O systému</a>
Selector: html > body > div > div:nth-child(3) > a:nth-child(3)
Show HTML 
<a href="data/_mf.asp">Databáze</a>
Selector: html > body > div > div:nth-child(3) > a:nth-child(4)
Show HTML 
<a href="projekty/_mf.asp">Projekty</a>
Selector: html > body > div > div:nth-child(3) > a:nth-child(5)
Show HTML 
<a href="aktualne/_mf.asp">Aktuálně</a>
Selector: html > body > div > div:nth-child(3) > div > a:nth-child(1)
Show HTML 
<a href="kontakty/_mf.asp">Kontakty</a>
Selector: html > body > div > div:nth-child(3) > div > a:nth-child(2)
Show HTML 
<a href="#" onclick="zobrazit('napoveda');" target="_self">Nápověda</a>
Selector: html > body > div > div:nth-child(5) > a:nth-child(1)
Show HTML 
<a href="data/_mf.asp?typ=99">Index</a>
Selector: html > body > div > div:nth-child(5) > a:nth-child(2)
Show HTML 
<a href="#" onclick="zobrazit('mapaserveru');" target="_self">Mapa serveru</a>
Selector: html > body > div > div:nth-child(6) > a
Show HTML 
<a href="vh50" target="_blank"><img src="zalozkasvh50.png" sty...</a>
Selector: #heis25let > p:nth-child(3) > a
Show HTML 
<a href="https://www.vtei.cz/wp-content/uploads/2021/08/6355-casopis-VTEI-4-21.pdf#page=50" target="_blank" style="color: red; text-decoration:none; font-weight:bold;">dokument pdf (4,2 MB, str. 48-5...</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(1)
Show HTML 
<a href="hlavni/_mf.asp" class="uroven0">Hlavní stránka</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(3)
Show HTML 
<a href="osystemu/_mf.asp" class="uroven1">O systému</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(5)
Show HTML 
<a href="osystemu/_mf.asp?soubor=cojeto.asp" class="uroven2">Co je to HEIS VÚV</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(7)
Show HTML 
<a href="osystemu/_mf.asp?soubor=faq.asp" class="uroven2">Časté dotazy</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(9)
Show HTML 
<a href="osystemu/_mf.asp?soubor=seminare.asp" class="uroven2">Semináře HEIS</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(11)
Show HTML 
<a href="osystemu/_mf.asp?soubor=sluzbyheis.asp" class="uroven2x">Poskytované služby</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(13)
Show HTML 
<a href="data/_mf.asp" class="uroven1">Databáze</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(15)
Show HTML 
<a href="data/_mf.asp" class="uroven2x">⁝ datový obsah ⁝</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(17)
Show HTML 
<a href="projekty/_mf.asp" class="uroven1">Projekty</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(19)
Show HTML 
<a href="projekty/_mf.asp?soubor=projekty.asp" class="uroven2">Aktuální</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(21)
Show HTML 
<a href="projekty/_mf.asp?soubor=archiv" class="uroven2">Archiv</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(23)
Show HTML 
<a href="projekty/_mf.asp?soubor=evidence" class="uroven2x">Evidence</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(25)
Show HTML 
<a href="aktualne/_mf.asp" class="uroven1">Aktuálně</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(27)
Show HTML 
<a href="aktualne/_mf.asp?soubor=aktualne.asp" class="uroven2x">Aktuálně</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(29)
Show HTML 
<a href="kontakty/_mf.asp" class="uroven1">Kontakty</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(31)
Show HTML 
<a href="kontakty/_mf.asp?soubor=kontakty.asp" class="uroven2">Oddělení HEIS VÚV</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(33)
Show HTML 
<a href="kontakty/_mf.asp?soubor=vuvpraha.asp" class="uroven2">Pracoviště Praha</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(35)
Show HTML 
<a href="kontakty/_mf.asp?soubor=vuvbrno.asp" class="uroven2">Pracoviště Brno</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(37)
Show HTML 
<a href="kontakty/_mf.asp?soubor=vuvostrava.asp" class="uroven2x">Pracoviště Ostrava</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(39)
Show HTML 
<a href="#" onclick="zobrazit('napoveda');" target="_self" class="uroven1">Nápověda</a>
Selector: #mapaserveru > div:nth-child(3) > a:nth-child(41)
Show HTML 
<a href="data/_mf.asp?typ=99" class="uroven1x">Index</a>
Selector: html > body > div > div:nth-child(11) > a
Show HTML 
<a href="data/spusteni/logshow.asp" target="pristupy"><img src="logshowico.png" alt="...</a>
Selector: html > body > div > a
Show HTML 
<a href="https://www.vuv.cz" target="_blank"><img src="logovuv.png" style="b...</a>

WCAG 1.1.1
Criterion documentation 1.1.1

Technique description (EN)

Selector: html > body > div > div:nth-child(1) > a:nth-child(1) > img
Show HTML 
<img src="langcs.png" target="" _self""="" alt="CZ">
Selector: html > body > div > div:nth-child(1) > a:nth-child(2) > img
Show HTML 
<img src="langen.png" target="" _self""="" alt="EN">
Selector: html > body > div > div:nth-child(11) > a > img
Show HTML 
<img src="logshowico.png" alt="Statistika přístupů" align="right">

WCAG 1.1.1
Criterion documentation 1.1.1

Technique description (EN)

Selector: html > body > div > div:nth-child(1) > a:nth-child(1) > img
Show HTML 
<img src="langcs.png" target="" _self""="" alt="CZ">
Selector: html > body > div > div:nth-child(1) > a:nth-child(2) > img
Show HTML 
<img src="langen.png" target="" _self""="" alt="EN">
Selector: html > body > div > div:nth-child(2) > a > img
Show HTML 
<img src="logoheis.png" style="position: absolute; left: 15px; top: 17px;">
Selector: html > body > div > div:nth-child(3) > a:nth-child(1) > img
Show HTML 
<img src="icohome.png" class="home">
Selector: html > body > div > div:nth-child(6) > a > img
Show HTML 
<img src="zalozkasvh50.png" style="position:absolute;left:0px;top:0px;height:100%;">
Selector: html > body > div > div:nth-child(7) > img
Show HTML 
<img src="zalozkasheis25let.png" style="position:absolute;left:0px;bottom:24px;cursor:pointer;" onclick="if (document.getElementById('heis25let').style.display=='none') {document.getElementById('heis25let').style.display='block';} else {document.getE...
Selector: #mapaserveru > img
Show HTML 
<img src="zavrito.png" onclick="zobrazit('mapaserveru');" style="cursor:pointer;position:absolute;left:15px;top:15px;z-index:989;">
Selector: #napoveda > div > img
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<img src="zavrito.png" onclick="zobrazit('napoveda');" style="cursor:pointer;position:absolute;left:15px;top:15px;z-index:999;">
Selector: html > body > div > div:nth-child(11) > a > img
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<img src="logshowico.png" alt="Statistika přístupů" align="right">
Selector: html > body > div > a > img
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<img src="logovuv.png" style="background-color:white;position:absolute;left:11px;bottom:11px;padding:6px;">

WCAG 1.3.2
Criterion documentation 1.3.2

Technique description (EN)

WCAG 1.3.3
Criterion documentation 1.3.3

Technique description (EN)

WCAG 1.3.4
Criterion documentation 1.3.4

WCAG 1.4.1
Criterion documentation 1.4.1

Technique description (EN)

WCAG 1.4.4
Criterion documentation 1.4.4

Technique description (EN)

WCAG 1.4.5
Criterion documentation 1.4.5

Technique description (EN)

WCAG 1.4.11
Criterion documentation 1.4.11

Technique description (EN)

WCAG 1.4.12
Criterion documentation 1.4.12

Technique description (EN)

WCAG 1.4.13
Criterion documentation 1.4.13

Technique description (EN)

WCAG 2.1.4
Criterion documentation 2.1.4

WCAG 2.2.2
Criterion documentation 2.2.2

Technique description (EN)

WCAG 2.3.1
Criterion documentation 2.3.1

Technique description (EN)

WCAG 2.4.5
Criterion documentation 2.4.5

Technique description (EN)

WCAG 2.4.6
Criterion documentation 2.4.6

Technique description (EN)

WCAG 2.4.7
Criterion documentation 2.4.7

Technique description (EN)

WCAG 2.5.1
Criterion documentation 2.5.1

WCAG 2.5.2
Criterion documentation 2.5.2

WCAG 2.5.3
Criterion documentation 2.5.3

Technique description (EN)

WCAG 2.5.4
Criterion documentation 2.5.4

WCAG 3.1.2
Criterion documentation 3.1.2

Technique description (EN)

WCAG 3.2.3
Criterion documentation 3.2.3

Technique description (EN)

WCAG 3.2.4
Criterion documentation 3.2.4

Technique description (EN)

WCAG 4.1.3
Criterion documentation 4.1.3

WCAG 4.1.2
Criterion documentation 4.1.2

Technique description (EN)

Selector: html > body > div > div:nth-child(4) > iframe
Show HTML 
<iframe src="hlavni/_mf.asp" name="MF" frameborder="0" marginwidth="0" marginheight="0" noresize="" scrolling="NO" width="100%" height="100%"></iframe>

http://heis.vuv.cz/kontakty/_mf.asp

WCAG 4.1.2
Criterion documentation 4.1.2

Technique description (EN)

Selector: html > body > div:nth-child(1) > iframe
Show HTML 
<iframe src="_mvf.asp" name="MVF" frameborder="0" marginwidth="0" marginheight="0" noresize="" scrolling="AUTO" width="100%" height="100%"></iframe>
Selector: html > body > div:nth-child(2) > iframe
Show HTML 
<iframe src="kontakty.asp" name="MMF" frameborder="0" marginwidth="0" marginheight="0" noresize="" scrolling="AUTO" width="100%" height="100%"></iframe>
Selector: html > body > div:nth-child(1) > iframe
Show HTML 
<iframe src="_mvf.asp" name="MVF" frameborder="0" marginwidth="0" marginheight="0" noresize="" scrolling="AUTO" width="100%" height="100%"></iframe>
Selector: html > body > div:nth-child(2) > iframe
Show HTML 
<iframe src="kontakty.asp" name="MMF" frameborder="0" marginwidth="0" marginheight="0" noresize="" scrolling="AUTO" width="100%" height="100%"></iframe>

Issues not affecting score

These are often not errors but recommendations that require manual review. They may indicate potential accessibility barriers that automated testing cannot fully evaluate.

Technique description (EN)

Selector: html
Show HTML 
<html lang="cs"><head>
	<title>HEIS VÚV</title>...</html>

Technique description (EN)

Selector: html
Show HTML 
<html lang="cs"><head>
	<title>HEIS VÚV</title>...</html>

WCAG 2.4.2
Criterion documentation 2.4.2

Technique description (EN)

Selector: html > head > title
Show HTML 
<title>HEIS VÚV</title>

WCAG 1.3.2
Criterion documentation 1.3.2

Technique description (EN)

WCAG 1.3.3
Criterion documentation 1.3.3

Technique description (EN)

WCAG 1.3.4
Criterion documentation 1.3.4

WCAG 1.4.1
Criterion documentation 1.4.1

Technique description (EN)

WCAG 1.4.4
Criterion documentation 1.4.4

Technique description (EN)

WCAG 1.4.10
Criterion documentation 1.4.10

Technique description (EN)

WCAG 1.4.11
Criterion documentation 1.4.11

Technique description (EN)

WCAG 1.4.12
Criterion documentation 1.4.12

Technique description (EN)

WCAG 1.4.13
Criterion documentation 1.4.13

Technique description (EN)

WCAG 2.1.4
Criterion documentation 2.1.4

WCAG 2.2.2
Criterion documentation 2.2.2

Technique description (EN)

WCAG 2.3.1
Criterion documentation 2.3.1

Technique description (EN)

WCAG 2.4.1
Criterion documentation 2.4.1

Technique description (EN)

WCAG 2.4.5
Criterion documentation 2.4.5

Technique description (EN)

WCAG 2.4.6
Criterion documentation 2.4.6

Technique description (EN)

WCAG 2.5.1
Criterion documentation 2.5.1

WCAG 2.5.2
Criterion documentation 2.5.2

WCAG 2.5.3
Criterion documentation 2.5.3

Technique description (EN)

WCAG 2.5.4
Criterion documentation 2.5.4

WCAG 3.1.2
Criterion documentation 3.1.2

Technique description (EN)

WCAG 3.2.3
Criterion documentation 3.2.3

Technique description (EN)

WCAG 3.2.4
Criterion documentation 3.2.4

Technique description (EN)

WCAG 4.1.3
Criterion documentation 4.1.3

WCAG 4.1.2
Criterion documentation 4.1.2

Technique description (EN)

Selector: html > body > div:nth-child(1) > iframe
Show HTML 
<iframe src="_mvf.asp" name="MVF" frameborder="0" marginwidth="0" marginheight="0" noresize="" scrolling="AUTO" width="100%" height="100%"></iframe>
Selector: html > body > div:nth-child(2) > iframe
Show HTML 
<iframe src="kontakty.asp" name="MMF" frameborder="0" marginwidth="0" marginheight="0" noresize="" scrolling="AUTO" width="100%" height="100%"></iframe>