	HTML 2.0 (RFC 1868)	HTML 2.x (RFC 2070)	HTML 3.2	HTML 4.01 Transitional / Frameset	HTML 4.01 Strict	ISO-HTML	XHTML 1.0 FE Transitional	XHTML 1.0 FE Frameset	XHTML 1.0 FE Strict	XHTML 1.0 SE Transitional	XHTML 1.0 SE Frameset	XHTML 1.0 SE Strict	XHTML 1.1 (m12n 1.0 FE/SE DTD)	XHTML 1.1 + Legacy (m12n 1.0 FE/SE DTD)	XHTML m12n 1.0 FE/SE Abstract
`a`	`O`
`hr`	`O`
`br`	`O`
`span`		`O`		`O`
`bdo`		`O`		`O`
`tt`			`O`
`i`
`b`
`u`			`O`				`O`			`O`
`strike`			`O`							`O`
`big`			`X`				`X`								`O`
`small`			`X`				`X`
`sub`			`X`
`sup`			`X`
`em`			`O`
`strong`
`dfn`
`code`
`samp`
`kbd`
`var`
`cite`
`img`			`X`												`O`
`applet`			`O`	`X`											`O`
`font`			`X`
`basefont`			`O`	`X`
`script`			`O`							`O`
`map`			`O`			`X`	`O`					`O`
`input`			`O`												`O`
`select`
`textarea`
`s`				`O`			`O`			`O`
`abbr`				`O`
`acronym`				`O`
`object`				`X`											`O`
`q`				`O`
`iframe`				`O`											`O`
`label`				`O`
`button`				`O`
`ins`				`O`						`O`
`del`				`O`						`O`
`noscript`