[Zik.]

var flag:Boolean = true;
but1.onPress = function():Void {
     if (flag) {
         mc = _root.but.attachMovie("con", "contakts1", this.getNextHighestDepth(), {_x:100, _y:100})
         mc.gotoAndPlay(3);
         flag = false;
     } else {
        trace("buzy");
     }
}