Code
<script language="JavaScript">
<!--
var rad = 50;
var xoff = 400;
var yoff = 180;
var pi = Math.PI;
var inc = pi / 30;
var pos=0;
function move() {
pos += inc;
obj.left = (rad * Math.cos(pos)* Math.sin(pos)) + xoff-5;
obj.top = (rad * Math.sin(pos)) + yoff-5;
setTimeout("move()", 30);
}
-->
</script>
</head>
<body>
<div id="obj" style="position:absolute; left:400px; top:10px; width:10px; height:31px"><font face="Arial" size="3" color="#0000FF"><b>DHTML</b></font></div>
<script language="JavaScript">
<!--
var NN = (navigator.appName == "Netscape" && parseInt(navigator.appVersion) >= 4);
var obj = (NN) ? document.obj : document.all.obj.style;
move();
-->
</script>