`inherit Js_of_ocaml__.Dom.documentFragment`
`method mode : Js_of_ocaml__.Js.js_string Js_of_ocaml__.Js.t Js_of_ocaml__.Js.readonly_prop`
`method host : element Js_of_ocaml__.Js.t Js_of_ocaml__.Js.readonly_prop`
`method innerHTML : Js_of_ocaml__.Js.js_string Js_of_ocaml__.Js.t Js_of_ocaml__.Js.prop`
`method activeElement : element Js_of_ocaml__.Js.t Js_of_ocaml__.Js.opt Js_of_ocaml__.Js.readonly_prop`