Hello, I had my webpage validated for xhtml transitional till I added this table (see below). Since then it doesn't validate and says "
  document type does not allow element "tfoot" here <tfoot>
  
  The element named above was found in a context where it is not allowed. This could mean that you have incorrectly nested elements -- suc...
            
           
          
            
            Some HTML tags like br and hr have no content and cannot have a closing tag.  What is the complete set of these tags?
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            Are there any freely available tools that would check for things like a missing </p> or <br> (instead of <br />)?
Thanks!
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            I want to develope the valid xhtml doc the input doc is not well formatted i managed to correct some errors but stuck up in condition like
<span>......<p></span>...</p>
there can be any tags in place of span and p......but condition is as mentioned i want to handle this condition i m new in .net c# 
plz do the needful.... thanx.
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            For example: <div/> instead of <div></div>.
I did this and apparently the HTML5 validator passed this as valid. I was wondering it this is actually true?
PS: I'm serving page as application/xhtml+xml
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