var popupwin;
var tmr;
function feedburner_submit(url,titl){
	em=$('email').value;
	errmsg=email_check(em);
	if(errmsg == false){
		errp=$('fb_prompt');
		errp.style.fontSize='11px';
		errp.style.lineHeight='13px';
		errp.innerHTML=errmsg;
		$('email').focus();
		return false;
	}
	$('feedburner_form_elements').style.display='none';
	$('feedburner_status').style.visibility='visible';
	tmr=setTimeout('feedburner_hide()',3500);
	url='http://feedburner.google.com/fb/a/mailverify?uri='+escape(url)+'&title='+escape(titl)+'&loc=en_US&email='+em;
	window.open(url, 'popupwindow', 'scrollbars=yes,width=550,height=520');
	return false;
}

function feedburner_show(){
	errp=$('fb_prompt');
	errp.style.fontSize='12px';
	errp.innerHTML="Enter your email address:";
	$('feedburner_form_elements').style.display='block';
	$('feedburner_shadow').style.visibility='visible';
	$('feedburner_signup').style.visibility='visible';
	$('feedburner_shadow').style.display='block';
	$('feedburner_signup').style.display='block';
	$('email').focus();
}

function feedburner_hide(){
	$('feedburner_signup').style.visibility='hidden';
	$('feedburner_status').style.visibility='hidden';
	$('feedburner_shadow').style.visibility='hidden';
}