ow", 'clip clip', 'clip');
test_computed_value("overflow", 'clip hidden', 'hidden');
test_computed_value("overflow", 'clip scroll', 'hidden scroll')
test_computed_value("overflow", 'clip visible', 'clip visible')
test_computed_value("overflow", 'hidden clip', 'hidden');
test_computed_value("overflow", 'hidden visible', 'hidden auto');
test_computed_value("overflow", 'scroll auto');
test_computed_value("overflow", 'scroll clip', 'scroll hidden');
test_computed_value("overflow", 'scroll visible', 'scroll auto