Flash - Intro to ActionScript and Arrays

[babyginops]

import flash.events.KeyboardEvent;

var myColours:ColorTransform = mcDisplay.transform.colorTrans­form;

var id:int;

var coloursArray:Array = new Array( );

coloursArray = ["#711B06", "#510572", "#D36D0A", "#D6075A"];

stage.addEventListener(Keyboar­dEvent.KEY_DOWN,colourChange);

function colourChange(event:KeyboardEve­nt):void{ if (event.keyCode == 81);{ id++; if (id > 2) id = 0; myColours.color = coloursArray [id]; mcDisplay.color.colorTransform = myColours;}}

thanks! :)

[babyginops]

hii i wonder if u could help? ive tried using this code to change the colour of a movie clip but keep getting this msg 'TypeError: Error #1010: A term is undefined and has no properties.at ActionscriptProject1_fla::Main­Timeline/colourChange()'

the code that i used is: