<style type="text/css">
<!--
#container {
border: 1px solid #000000;
}
-->
#float {
float:left;
height: 50px;
width: 100px;
}
</style>
</head>
<body>
<div id="container">This is a container
<div>This not floated and remains inside the container </div>
<div id="float">This is inside the container but floated left </div>
<div id="float">This is inside the container but floated left </div>
<div id="float">This is inside the container but floated left </div>
<div id="float">This is inside the container but floated left </div>
</div>
</body>
</html>