UIEvent

void initUIEvent(
    in DOMString type, 
    in boolean canBubble, 
    in boolean cancelable, 
    in DOMWindow view, 
    in long detail); 

readonly attribute long charCode; 

readonly attribute long detail; 

readonly attribute long keyCode; 

readonly attribute long layerX; 

readonly attribute long layerY; 

readonly attribute long pageX; 

readonly attribute long pageY; 

readonly attribute DOMWindow view; 

readonly attribute long which;