Неадекватный Delegate

[iNils]

import ru.iNils.Delegate;
class Main extends MovieClip {
	public var isCollapse:Boolean = false;
	function Main () {
		this.onRelease = Delegate.create (this, collapse, [Delegate.create (this, isCollapse)]);
	}
	public function collapse ($var) {
		$var ();
	}
	public function collapseMe () {
		trace (isCollapse);
	}
}