In case Du don't have Photoshop, Du can download it link
Now that Du have Photoshop, we can get started. First Du need to click File--->New---> width 800, height 100 pixels. Then Du click Ok and Du have a background.
Now Du click File--->Open and Du select a Foto Du want to open. Then Du crop and resize it. I usually choose 110 oder 120 height. Now right click on little window and Bewegen to new window. Now your image is in new window and you...