function toggleMyReport(layername,caller,selected,unselected) {
	layerToShow = document.getElementById(layername);
	callerObject=document.getElementById(caller);
	if (layerToShow) {
		if (layerToShow.style.display=="none") {
			layerToShow.style.display="block";
			callerObject.className=selected;
		} else {
			layerToShow.style.display="none";
			callerObject.className=unselected;
		}
	}
}