function switch_display(id,type) {
	var theBox = document.getElementById(id);
	
	if (theBox.style.display == 'none') {
		theBox.style.display = type;
	} else if (theBox.style.display == '') {
		theBox.style.display = type;
	} else {
		theBox.style.display = 'none';
	}
	
}