An XHTML file that is well-formed but not valid: although the markup is structurally correct, the ID values for the header cells in thead (table header) are illegal because they start with a number instead of a letter or underscore. It cannot be predicted how assistive technology responds to this. However, since the header cells define their scope by means of the scope attribute, assistive technologies should not have problems to find the associations between data cells and their headers. Validity error: ID attributes start with number Christophe.Strobbe@esat.kuleuven.be en Copyright BenToWeb 2005-2007 2005-10-05 accepted for end user evaluation Strictly Conforming Documents

This is a test case is intended to pass .

experts

Als U navigeert door de tabel, kunt U dan vinden wat rij- en kolomtitels zijn voor iedere cel

When navigating around the table, can you find out what the row and column headers are for each cell?

 1 -1 -2 -3 blindness low vision

Depending on the browser or assistive technology, the user may not be able to find the row and column headers when navigating through the cells of the table.

This test case does not map to a WCAG 2.0 technique or failure.

Depending on the browser or assistive technology, the user may not be able to find the row and column headers when navigating through the cells of the table.

Online version: sc4.1.1_l1_011.

Depending on the browser or assistive technology, the user may not be able to find the row and column headers when navigating through the cells of the table.