<html>
<body>
<script language="JavaScript">
function function1() {
var flag = document.all.urns("clientCaps");
if (flag) {
alert('YES');
} else {
alert("NO");
}
}
</script>
<input type="button"
value="Is there any 'clientCaps'
behavior attached to this page?" onClick="function1();">
</body>
</html>