Covers an element with a loading screen. Useful for AJAX transactions. Requires JQuery 1.3+.
<!-- First things first -->
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="jquery.uiscreen.js"></script>
<link rel="stylesheet" type="text/css" href="uiscreen.css" />
// Covers a certain element
$("#content").screen();
// Removes the cover
$("#content").unscreen();
// TODO: More documentation