function akst_share(id, url, title) {
	var form = $('akst_form');
	var post_id = $('akst_post_id');
	
	if (form.style.display == 'block' && post_id.value == id) {
		form.style.display = 'none';
		return;
	}
	
	var link = $('akst_link_' + id);
	var offset = Position.cumulativeOffset(link);

	$("akst_hatena").href = akst_share_url("https://www.hatena.ne.jp/login?location=http://www.hatena.ne.jp/", url, title);
	$("akst_nifty").href = akst_share_url("https://clip.nifty.com/login", url, title);
	$("akst_buzzurl").href = akst_share_url("http://buzzurl.jp/config/add/", url, title);
	$("akst_yahoo_myweb").href = akst_share_url("http://bookmarks.yahoo.co.jp/all", url, title);
	$("akst_livedoor").href = akst_share_url("http://clip.livedoor.com/", url, title);
	$("akst_google_bmarks").href = akst_share_url("https://www.google.com/accounts/ServiceLogin?hl=ja&continue=http://www.google.co.jp/bookmarks/&nui=1", url, title);
	$("akst_corich").href = akst_share_url("http://www.corich.jp/login.php?cid=BM", url, title);
	$("akst_fc2").href = akst_share_url("http://bookmark.fc2.com/", url, title);
	$("akst_delicious").href = akst_share_url("https://secure.delicious.com/login?jump=http%3A%2F%2Fdelicious.com%2Fpopular%2F", url, title);

	post_id.value = id;
	form.style.top = (offset[1] + link.offsetHeight + 2) + 'px';
	form.style.display = 'block';
}

function akst_share_url(base, url, title) {
	base = base.replace('{url}', url);
	return base.replace('{title}', title);
}

function akst_share_tab(tab) {
	var tab1 = document.getElementById('akst_tab1');
	var tab2 = document.getElementById('akst_tab2');
	var body1 = document.getElementById('akst_social');
	var body2 = document.getElementById('akst_email');
	
	switch (tab) {
		case '1':
			tab2.className = '';
			tab1.className = 'selected';
			body2.style.display = 'none';
			body1.style.display = 'block';
			break;
		case '2':
			tab1.className = '';
			tab2.className = 'selected';
			body1.style.display = 'none';
			body2.style.display = 'block';
			break;
	}
}

function akst_xy(id) {
	var element = $(id);
	var x = 0;
	var y = 0;
}