Here's how you do it .
Images are the obvious culprit to slow page loads.
But, by strategically placing optimized images, you can achieve the benefits of visual stimulation without the cost of slow download times. You can realize significant file reduction gains by reducing the actual physical image size. In fact, overtime you reduce your picture size, your image size will be reduced by a factor of 4. Therefore, you should give special attention to using images that are as small as possible. Image quality is the second image optimization factor to focus on.