ATRC Web Accessibility Checker : Web Accessibility Checker

AChecker is a Web accessibility evalution tool designed to help Web content developers and Web application developers ensure their Web content is accessible to everyone regardless to the technology they may be using, or their abilities or disabilities.

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Accessibility Review

Accessibility Review (Guidelines: WCAG 2.0 (Level A))

Line 1, Column 1: Document has invalid language code.
```
<html xml:lang="fi" dir="ltr" xmlns="http://www.w3.org/1999/xhtml" lang="fi"><head>


    <meta h ...
```
Repair: Add a valid 2 letter or 3 letter language code as defined in the ISO 639 specification to the HTML 'lang' attribute.

Congratulations! No likely problems.

Line 17, Column 5: title might not describe the document.
```
<title>Chat: m00dle: Chatti-huone</title>
```

Line 22, Column 1: script user interface may not be accessible.

<script type="text/javascript" src="https://webapps.jyu.fi/moodle/lib/javascript-static.js"></script ...

Line 22, Column 1: script may use color alone.

<script type="text/javascript" src="https://webapps.jyu.fi/moodle/lib/javascript-static.js"></script ...

Line 22, Column 1: script may cause screen flicker.

<script type="text/javascript" src="https://webapps.jyu.fi/moodle/lib/javascript-static.js"></script ...

Line 23, Column 1: script user interface may not be accessible.

<script type="text/javascript" src="https://webapps.jyu.fi/moodle/lib/javascript-mod.php"></script>

Line 23, Column 1: script may use color alone.

<script type="text/javascript" src="https://webapps.jyu.fi/moodle/lib/javascript-mod.php"></script>

Line 23, Column 1: script may cause screen flicker.

<script type="text/javascript" src="https://webapps.jyu.fi/moodle/lib/javascript-mod.php"></script>

Line 24, Column 1: script user interface may not be accessible.

<script type="text/javascript" src="https://webapps.jyu.fi/moodle/lib/overlib.js"></script>

Line 24, Column 1: script may use color alone.

<script type="text/javascript" src="https://webapps.jyu.fi/moodle/lib/overlib.js"></script>

Line 24, Column 1: script may cause screen flicker.

<script type="text/javascript" src="https://webapps.jyu.fi/moodle/lib/overlib.js"></script>

Line 25, Column 1: script user interface may not be accessible.

<script type="text/javascript" src="https://webapps.jyu.fi/moodle/lib/cookies.js"></script>

Line 25, Column 1: script may use color alone.

<script type="text/javascript" src="https://webapps.jyu.fi/moodle/lib/cookies.js"></script>

Line 25, Column 1: script may cause screen flicker.

<script type="text/javascript" src="https://webapps.jyu.fi/moodle/lib/cookies.js"></script>

Line 26, Column 1: script user interface may not be accessible.

<script type="text/javascript" src="https://webapps.jyu.fi/moodle/lib/ufo.js"></script>

Line 26, Column 1: script may use color alone.

<script type="text/javascript" src="https://webapps.jyu.fi/moodle/lib/ufo.js"></script>

Line 26, Column 1: script may cause screen flicker.

<script type="text/javascript" src="https://webapps.jyu.fi/moodle/lib/ufo.js"></script>

Line 27, Column 1: script user interface may not be accessible.

<script type="text/javascript" src="https://webapps.jyu.fi/moodle/lib/dropdown.js"></script>

Line 27, Column 1: script may use color alone.

<script type="text/javascript" src="https://webapps.jyu.fi/moodle/lib/dropdown.js"></script>

Line 27, Column 1: script may cause screen flicker.

<script type="text/javascript" src="https://webapps.jyu.fi/moodle/lib/dropdown.js"></script>

Line 30, Column 1: script user interface may not be accessible.

<script type="text/javascript" defer="defer">

//<![CDATA[
setTimeout('fix_column_widths()', 20);
 ...

Line 30, Column 1: script may use color alone.

<script type="text/javascript" defer="defer">
//<![CDATA[
setTimeout('fix_column_widths()', 20);
 ...

Line 30, Column 1: script may cause screen flicker.

<script type="text/javascript" defer="defer">
//<![CDATA[
setTimeout('fix_column_widths()', 20);
 ...

Line 35, Column 1: script user interface may not be accessible.

<script type="text/javascript">

//<![CDATA[

function openpopup(url,name,options,fullscreen) {
  ...

Line 35, Column 1: script may use color alone.

<script type="text/javascript">
//<![CDATA[

function openpopup(url,name,options,fullscreen) {
  ...

Line 35, Column 1: script may cause screen flicker.

<script type="text/javascript">
//<![CDATA[

function openpopup(url,name,options,fullscreen) {
  ...

Line 79, Column 162: Unicode right-to-left marks or left-to-right marks may be required.

<body class="mod-chat-gui_basic course-145 nocoursepage lang-fi_utf8" id="mod-chat-gui_basic-index"  ...

Line 79, Column 162: Groups of links with a related purpose are not marked.

<body class="mod-chat-gui_basic course-145 nocoursepage lang-fi_utf8" id="mod-chat-gui_basic-index"  ...

Line 79, Column 162: Text may refer to items by shape, size, or relative position alone.

<body class="mod-chat-gui_basic course-145 nocoursepage lang-fi_utf8" id="mod-chat-gui_basic-index"  ...

Line 79, Column 162: Visual lists may not be properly marked.

<body class="mod-chat-gui_basic course-145 nocoursepage lang-fi_utf8" id="mod-chat-gui_basic-index"  ...

Line 79, Column 162: Document may be missing a "skip to content" link.

<body class="mod-chat-gui_basic course-145 nocoursepage lang-fi_utf8" id="mod-chat-gui_basic-index"  ...

Line 79, Column 162: Tabular information may be missing table markup.

<body class="mod-chat-gui_basic course-145 nocoursepage lang-fi_utf8" id="mod-chat-gui_basic-index"  ...

Line 79, Column 162: dir attribute may be required to identify changes in text direction.

<body class="mod-chat-gui_basic course-145 nocoursepage lang-fi_utf8" id="mod-chat-gui_basic-index"  ...

Line 79, Column 162: Loading web page may cause new window to open.

<body class="mod-chat-gui_basic course-145 nocoursepage lang-fi_utf8" id="mod-chat-gui_basic-index"  ...

Line 85, Column 82: Alt text does not convey the same information as the image.

<img class="userpicture defaultuserpic" src="https://webapps.jyu.fi/moodle/pix/u/f2.png" alt="">

Line 85, Column 82: Image may contain text with poor contrast.

<img class="userpicture defaultuserpic" src="https://webapps.jyu.fi/moodle/pix/u/f2.png" alt="">

Line 85, Column 300: Form submission error messages may not identify empty required fields.

<form id="editing" method="post" action="index.php"><h1><label for="message">Lähetä viesti</label></ ...

Line 85, Column 300: All required form fields may not be indicated as required.

<form id="editing" method="post" action="index.php"><h1><label for="message">Lähetä viesti</label></ ...

Line 85, Column 408: input possibly using color alone.

<input id="message" name="message" value="" size="60" type="text">

Line 85, Column 408: label may not describe its associated control.

<input id="message" name="message" value="" size="60" type="text">

Line 85, Column 408: input element, type of "text", label may not describe the purpose or function of the control.
```
<input id="message" name="message" value="" size="60" type="text">
```
Line 85, Column 408: input element label, type of "text", is not positioned close to control.
```
<input id="message" name="message" value="" size="60" type="text">
```
Line 85, Column 485: label may not describe its associated control.
```
<input name="id" value="96" type="hidden">
```
Line 85, Column 527: label may not describe its associated control.
```
<input name="groupid" value="0" type="hidden">
```
Line 85, Column 573: label may not describe its associated control.
```
<input name="last" value="1248673839" type="hidden">
```
Line 85, Column 625: label may not describe its associated control.
```
<input name="sesskey" value="7g91oYwI1F" type="hidden">
```
Line 85, Column 680: input possibly using color alone.
```
<input value="Submit" type="submit">
```
Line 85, Column 680: label may not describe its associated control.
```
<input value="Submit" type="submit">
```

Line 85, Column 722: input possibly using color alone.

<input name="refresh" value="Refresh" type="submit">

Line 85, Column 722: label may not describe its associated control.
```
<input name="refresh" value="Refresh" type="submit">
```
Line 85, Column 774: input element label, type of "checkbox" is not positioned close to control.
```
<input name="newonly" id="newonly" checked="checked" type="checkbox">
```

Line 85, Column 774: input possibly using color alone.

<input name="newonly" id="newonly" checked="checked" type="checkbox">

Line 85, Column 774: label may not describe its associated control.

<input name="newonly" id="newonly" checked="checked" type="checkbox">

Line 85, Column 774: input element, type of "checkbox", label may not describe the purpose or function of the control.
```
<input name="newonly" id="newonly" checked="checked" type="checkbox">
```