Moving images from left to right in a loop

Hi everyone.
I am totally new to flash and got one project which realy need to be done. It will be realy appreciate if someone can help me. thanks in advance.

I want to make a file in flash in which different images are moving from right to left exactly as seen on this website.


I got limited time to do this.

I have done some basic tutorial to learn flash.

Any help advice will be appreciated. thanks