Class type Dom_html.mouseScrollEvent
method detail : int Js_of_ocaml__Js.readonly_prop
method axis : int Js_of_ocaml__Js.optdef Js_of_ocaml__Js.readonly_prop
method _HORIZONTAL_AXIS : int Js_of_ocaml__Js.optdef Js_of_ocaml__Js.readonly_prop
method _VERTICAL_AXIS : int Js_of_ocaml__Js.optdef Js_of_ocaml__Js.readonly_prop