function fb_click() {
		u = location.href;
		t = document.title;
		window.open('http://www.facebook.com/sharer.php?u=' + encodeURIComponent(u) + '&t=' + encodeURIComponent(t), 'sharer', 'toolbar=0,status=0,width=626,height=436');
		return false;
	}
	function plurk_click() {
		u = location.href;
		t = document.title;
		msg = encodeURIComponent(u).concat(' (').concat(encodeURIComponent(t)).concat(')');
		window.open('http://www.plurk.com/?status=' + msg + '&qualifier=shares');
		return false;
	}
	function twitter_click() {
		u = location.href;
		t = document.title;
		msg = encodeURIComponent(t).concat(' ').concat(encodeURIComponent(u));
		window.open('http://twitter.com/home/?status=' + msg);
		return false;
	}