-(* Usage: *)
-(* Str cdata *)
-(* Empty (element_name, [attrname1, value1 ; ... ; attrnamen, valuen] *)
-(* NEmpty (element_name, [attrname1, value2 ; ... ; attrnamen, valuen], *)
-(* content *)
+(* Usage: *)
+(* Str cdata *)
+(* Empty (prefix, element_name, *)
+(* [prefix1, attrname1, value1 ; ... ; prefixn, attrnamen, valuen] *)
+(* NEmpty (prefix, element_name, *)
+(* [prefix1, attrname1, value1 ; ... ; prefixn, attrnamen, valuen], *)
+(* content *)