Banner ads for website

I need to make banner ads for a website we will advertise on. There are a few several sizes but basically the same add, art, text.1280 x 800, 1366 x 768, 1440 x 900, 1600 x 1059 and 1920 x 1050. (5 sizes same ad). Best top use JPG. the site ca support Adobe Edge, BannerFlow, Google Web Designer, Greensock or Tumult Hype. Basically making the same ad different widths with middle cut out.