var showpic = function(url) {
	$('popupBackground').style.visibility = 'visible';
	$('pictureframe').style.display = 'block';
	$('pictureframe').style.backgroundImage = 'url(' + url + ')';
};

var hidestuff = function() {
	$('popupBackground').style.visibility = 'hidden';
	$('pictureframe').style.display = 'none';
	$('teaserdiv').style.display = 'none';
};

var showteaser = function() {
	$('popupBackground').style.visibility = 'visible';
	$('background').style.display = 'block';
	$('teaserdiv').style.display = 'block';
};

var focusform = function() {
	var un = $('j_username');
	if(un != null)
		un.focus();
}