function clip (id)
{
	if (document.getElementById("span_" + id).style.display == 'none')
	{
		if (document.getElementById("img_" + id))
			document.getElementById("img_" + id).src = "http://resources.zeitenwanderer.net/phpfa_system/styles/default/images/minus.gif";
		document.getElementById("span_" + id).style.display = "block";
	}
	else
	{
		if (document.getElementById("img_" + id))
			document.getElementById("img_" + id).src = "http://resources.zeitenwanderer.net/phpfa_system/styles/default/images/plus.gif";
		document.getElementById("span_" + id).style.display = "none";
	}
}