///var btn = new SimpleButton();
///(Initial state of event enabled flags...)
///btn.mouseEnabled
true
///btn.doubleClickEnabled
false
///btn.doubleClickEnabled = true
///btn.mouseEnabled
true
///btn.doubleClickEnabled
true
///btn.mouseEnabled = false
///btn.mouseEnabled
false
///btn.doubleClickEnabled
true
///btn.doubleClickEnabled = false
///btn.mouseEnabled
false
///btn.doubleClickEnabled
false
///btn.mouseEnabled = true
///btn.mouseEnabled
true
///btn.doubleClickEnabled
false
