Bootstap Email Subscribe Form

<form class="email-well" action="http://feedburner.google.com/fb/a/mailverify" method="post" onsubmit="window.open("http://feedburner.google.com/fb/a/mailverify?uri=weblogtemplates", "popupwindow", "scrollbars=yes,width=550,height=520"); return true" target="popupwindow">
<fieldset>
<div class="form-group">
<input id="follow-by-email-address" name="email" placeholder="Email address..." type="text" class="form-control">
</div>
<div class="form-group">
<input id="follow-by-email-submit" type="submit" value="Submit" class="btn btn-primary btn-block"> <input name="uri" type="hidden" value="weblogtemplates"> <input name="loc" type="hidden" value="en_US">
</div>
</fieldset>
</form>