function toggleTagById(tagid,caller) {
	sAClass = document.getElementById(tagid).style.display;
	if(sAClass == "block") {
		document.getElementById(tagid).style.display = "none";
		caller.style.border="1px outset #fff";
		caller.style.background="#ddd";
	}
	else {
		document.getElementById(tagid).style.display = "block";
		caller.style.border="1px inset #fff";
		caller.style.background="#ccc";
	}
}