function makeFixed(element) {
	element = $(element);

	var pos = Position.cumulativeOffset($('menuPos'));
	
	element.style.position = "absolute";
	element.style.top = Math.max(pos[1],document.body.scrollTop) + "px";
	element.style.left = pos[0]-parseInt(element.style.width)-50 + "px";

	function adjust() {
		element.style.top = Math.max(pos[1],document.body.scrollTop) + "px";
	}

	Event.observe(window, "scroll", adjust);
	adjust();
}
