ul {
	list-style-type: none;
	float: left;
	margin: 0;
	padding:0;
}

ul a {
	display: block;
	width: 150px;
	height: 33px;
	background: url(CTK_Test_Buttons.gif) no-repeat;
}

ul a:hover {
	background-position: 0px -33px;
}
ul a:active {
	background-position: 0px -66px;
}

ul li {
	display:inline;
	float: left;
}