Mega Code Archive
Get your timezone
<![CDATA[
<html>
<head>
</head>
<body>
<script type="text/javascript">
var today = new Date();
offset = (today.getTimezoneOffset() / 60) + 1;
if (offset == 5) {
alert("You are in the Eastern Timezone");
}
</script>
</body>
</html>
]]>