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    Transitional XHTML   

Attribute: alt
Parent: applet [Go to standard]
Values: a sequence of characters from the document character set which may include character entities
Parent: area [Go to standard]
Values: a sequence of characters from the document character set which may include character entities
Parent: img [Go to standard]
Values: a sequence of characters from the document character set which may include character entities
Parent: input [Go to standard]
Values: a sequence of characters from the document character set which may include character entities