function ShowHide(id) {
		obj = document.getElementsByTagName("div");
		if (obj[id].style.visibility == 'visible'){
		obj[id].style.visibility = 'hidden';
		obj[id].style.height = '0px';
	}
	else {
		obj[id].style.visibility = 'visible';
		obj[id].style.height = 'auto';
}
}