demos/autocomplete/categories.html

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="utf-8">
	<title>jQuery UI Autocomplete - Categories</title>
	<link rel="stylesheet" href="../../themes/base/jquery.ui.all.css">
	<script src="../../jquery-1.7.1.js"></script>
	<script src="../../ui/jquery.ui.core.js"></script>
	<script src="../../ui/jquery.ui.widget.js"></script>
	<script src="../../ui/jquery.ui.position.js"></script>
	<script src="../../ui/jquery.ui.menu.js"></script>
	<script src="../../ui/jquery.ui.autocomplete.js"></script>
	<link rel="stylesheet" href="../demos.css">
	<style>
	.ui-autocomplete-category {
		font-weight: bold;
		padding: .2em .4em;
		margin: .8em 0 .2em;
		line-height: 1.5;
	}
	</style>
	<script>
	$.widget( "custom.catcomplete", $.ui.autocomplete, {
		_renderMenu: function( ul, items ) {
			var that = this,
				currentCategory = "";
			$.each( items, function( index, item ) {
				if ( item.category != currentCategory ) {
					ul.append( "<li class='ui-autocomplete-category'>" + item.category + "</li>" );
					currentCategory = item.category;
				}
				that._renderItem( ul, item );
			});
		}
	});
	</script>
	<script>
	$(function() {
		var data = [
			{ label: "anders", category: "" },
			{ label: "andreas", category: "" },
			{ label: "antal", category: "" },
			{ label: "annhhx10", category: "Products" },
			{ label: "annk K12", category: "Products" },
			{ label: "annttop C13", category: "Products" },
			{ label: "anders andersson", category: "People" },
			{ label: "andreas andersson", category: "People" },
			{ label: "andreas johnson", category: "People" }
		];

		$( "#search" ).catcomplete({
			delay: 0,
			source: data
		});
	});
	</script>
</head>
<body>

<div class="demo">
	<label for="search">Search: </label>
	<input id="search">
</div><!-- End demo -->


<div class="demo-description">
<p>A categorized search result. Try typing "a" or "n".</p>
</div><!-- End demo-description -->

</body>
</html>