<html>
<head>
<style>@page:first { background-color: blue; }</style>
<script language="JavaScript">
function function1() {
var m = document.styleSheets(0).pages(0);
var n = m.pseudoClass;
alert(n);
}
</script>
</head>
<body>
<input type="button" value="Click here for the name of the first @page rule"
onclick="function1();">
</body>
</html>