[dimarik]

Как-то так. С контекстами в твине мог не угадать. Не имел с ним никогда дела.

function lsmenu_onRollOver() {
	delete this.onRollOut;
	var showlsMenu:Tween = new Tween(lsmenu, "_x", Regular.easeOut, -200, 0, 1, true);
	showlsMenu.onMotionFinished = function () {this.onRollOut = lsmenu_onRollOut};
}
 
function lsmenu_onRollOut() {
	delete this.onRollOver;
	var showlsMenu:Tween = new Tween(lsmenu, "_x", Regular.easeOut, 200, 0, 1, true);
	showlsMenu.onMotionFinished = function () {this.onRollOver = lsmenu_onRollOver};
}
 
lsmenu.onRollOver = lsmenu_onRollOver;