function changeOpenStatus(itemID, extendClass)
{
	var img = document.getElementById('img' + itemID);
	var infoBox = document.getElementById('extendedInfo' + itemID);
	var oldClassName = "";

	if (img.className == "DetailOpen")
	{
		img.className = "DetailClose";
		oldClassName = infoBox.className;
		infoBox.className = "Visible" + extendClass;

		if (oldClassName == "Hidden dataFetched")
		{
			return false;
		}
		else
		{
			return true;
		}
		
	}
	else
	{
		img.className = "DetailOpen";
		infoBox.className = "Hidden dataFetched";
		return false;
	}
}