However, an image with large dimensions can take a great deal of time to download on a slow connection, and if you place the background image code in the section of an HTML document, it can delay ...

Display the background image from the array. The following code combines the array of images and the random number to display a random image as the website background:document.body.style ...

I added to the end of my line: background-repeat: no-repeat; and also noticed that my layout table is 1029X something so I changed it to 1029X768 and the repeated image is now gone.