This tab shows pages that do not comply with W3C standards.
 | W3C HTML/XHTML Validation - Some pages fail validation. |
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 | W3C CSS Validation - All pages valid.
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| W3C Deprecated Features - No issues found.
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| Priority | URL / Description | | Line |
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Priority 1 Issues |
 | Character "'" is not allowed in the value of attribute "id". | HTML Validation | |
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| http://testiq.net.pl/test.html | | 121 122 126 126 133 |
| | Character "&" is the first character of a delimiter but occurred as data. | HTML Validation | |
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This often occurs in text or JavaScript code when a bare angle bracket or ampersand is used instead of an entity reference. | | |
| http://testiq.net.pl/ | | 142 142 |
| http://testiq.net.pl/ciekawostki.html | | 58 97 97 |
| http://testiq.net.pl/test.html | | 97 97 176 176 |
| http://testiq.net.pl/top100.html | | 665 665 |
| | Character "<" is the first character of a delimiter but occurred as data. | HTML Validation | |
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This often occurs in text or JavaScript code when a bare angle bracket or ampersand is used instead of an entity reference. | | |
| http://testiq.net.pl/test.html | | 48 49 70 72 83
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| | Document type does not allow element "a" here. | HTML Validation | |
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| http://testiq.net.pl/test.html | | 121 126 |
| | Document type does not allow element "div" here; missing one of "object", "applet", "map", "iframe", "button", "ins", "del" start-tag. | HTML Validation | |
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| http://testiq.net.pl/test.html | | 126 |
| | Document type does not allow element "h2" here; missing one of "object", "applet", "map", "iframe", "button", "ins", "del" start-tag. | HTML Validation | |
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| http://testiq.net.pl/ciekawostki.html | | 51 53 55 57 |
| | Document type does not allow element "input" here. | HTML Validation | |
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| http://testiq.net.pl/test.html | | 122 133 |
| | Duplicate specification of attribute "id". | HTML Validation | |
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| http://testiq.net.pl/test.html | | 128 |
| | ID "but_next" already defined. | HTML Validation | |
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| http://testiq.net.pl/test.html | | 128 |
| | Required attribute "alt" not specified. | HTML Validation | |
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| http://testiq.net.pl/ | | 77 109 110 111 |
| http://testiq.net.pl/ciekawostki.html | | 64 65 66 |
| http://testiq.net.pl/top100.html | | 632 633 634 |
| 10 issues on 4 pages |