function changeState(objId) {
	if (document.all) {
		var domholder = document.all["links" + objId];
	}
	else {
		var domholder = document.getElementById("links" + objId);
	}
	if (domholder.style.display == "none"){
		document.images["arrow" + objId].src = "/images/open.gif";
		domholder.style.display = "block";
	}
	else {
		document.images["arrow" + objId].src = "/images/closed.gif";
		domholder.style.display = "none";
	}
}