heres the actionscript(AS 2):
onClipEvent(load){
speed=50;
}
onClipEvent(enterFrame){
if(Key.isDown(Key.RIGHT)){
_x+=speed;
}
if(Key.isDown(Key.LEFT)){
_x-=speed;
}
if(Key.isDown(Key.UP)){
_Y-=speed;
if(Key.isDown(Key.DOWN)){
_Y+=speed;
}
}
}