CSS Deep Menu Demo

/* This is what makes the menubar tick. */
.nav ul { Width: 11em; }
.nav ul > li { Position: relative; }
.nav li > ul {
	Position: absolute;
	Top: 0;
	Left: 11em;
	Display: none;
}
.nav li:hover > ul { Display: block; }

/* Aesthetics matter, too. */
.nav ul { List-style: none; Margin: 0; Padding: 0; }
.nav ul a {
	Display: block;
	Background-color: black;
	Color: silver;
	Border: 1px solid silver;
	Margin: 1px;
	Padding: 0.5em;
	Text-decoration: none;
}
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