function getDisplayStyle(id) {
	var obj = document.getElementById(id);
	alert(id + '\n' + obj + "\n" + obj.style.display);
	if(obj) return(obj.style.display);
	return("");
}

function toggleDisplayStyle(id) {
	var obj = document.getElementById(id);
	if(obj) {
		obj.style.display = ((obj.style.display == "none") ? "" : "none");
		return(obj.style.display);
	}
	return("");
}

function toggleDisplayArea(obj,id, visibleStr, hiddenStr) {
	if(obj == "") {		
		obj = document.getElementById(id + "Toggle");
		if(obj) obj.innerHTML = (obj.style.display == "none") ? visibleStr : hiddenStr;
	} else if(toggleDisplayStyle(id) == "none") {
		setCookie(id,"hide");
		if(obj) obj.innerHTML = hiddenStr;
	} else {
		setCookie(id,"show");
		if(obj) obj.innerHTML = visibleStr;
	}
}