function ScrollingMenu(wrapper, scrollable)
{
	var _wrapper = $(wrapper).get();
	var _scrollable = $(scrollable).get();
	var _wrapperWidth = $(_wrapper).width();
	var _wrapperHeight = $(_wrapper).height();
	var _scrollableHeight = $(_scrollable).outerHeight() + 5*150;

	this.init = function ()
	{
		$(_wrapper).mousemove(_move);
	};

	var _move = function (e)
	{
		_wrapperWidth = $(_wrapper).width();
		_wrapperHeight = $(_wrapper).height();
		_scrollableHeight = $(_scrollable).outerHeight();
		
		$(_wrapper).scrollTop((e.pageY -  $(_wrapper).offset().top) * (_scrollableHeight - _wrapperHeight) / _wrapperHeight);
	};
}