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Valeri Tandilashvili's Personal Professional Blog
Results: 1022
Warning: The first occurrence of ID ajax_subscribe was here
It shows line, on which the same 
ID
value was used first time
Error: The width attribute on the table element is obsolete 
width
attribute is removed from table element
Error: Attribute alt not allowed on element "a" at this point 
alt
attribute is not useful for links
Error: The align attribute on the img element is obsolete 
align
attribute is removed from img element
Error: The align attribute on the div element is obsolete 
align
attribute is removed from div element
Error: The width attribute on the "td" element is obsolete 
width
attribute is removed from td element
Error: A slash was not immediately followed by > 
Forward slash
should be immediately followed by angle bracket 
>
. Example tags: 
<br/> , <img/>
Error: No space between attributes
There must be space between attributes
Error: Unclosed element div
Every element should be closed in HTML
Error: Duplicate ID
Several 
id
attributes with the same value is not allowed
Results: 1022