Is a DOMString representing the name of the event.
eventInit Optional
Is an EventInit dictionary, having the following fields:
"bubbles": (Optional) A Boolean indicating whether the event bubbles. The default is false.
"cancelable": (Optional) A Boolean indicating whether the event can be canceled. The default is false.
"scoped": (Optional) A Boolean indicating whether the given event bubbles. If this value is true, deepPath will only contain a target node.
Example
// create a look event that bubbles up and cannot be canceled
var ev = new Event("look", {"bubbles":true, "cancelable":false});
document.dispatchEvent(ev);