<body style="background-image: url(background.png);">
Body of page goes here
The resulting background will repeat, just like backgrounds set with the old bgsrc attribute of body, which is now discouraged in favor of using styles. You can change the repeating behavior using additional styles. For more information, see How do I stop page backgrounds from scrolling or repeating?
Got a LiveJournal account? Keep up with the latest articles in this FAQ by adding our syndicated feed to your friends list!