function togglePanelStatus(content)
{
	var expand = (content.style.display=="none");
	content.style.display = (expand ? "block" : "none");
	var chevron = content.parentNode
		.firstChild.childNodes[1].childNodes[0];
	chevron.src = chevron.src
		.split(expand ? "images/expand.gif" : "images/collapse.gif")
		.join(expand ? "images/collapse.gif" : "images/expand.gif");
}