// JavaScript Document


function ListViewer(divID,signID) {
	var c = document.getElementById(divID);
	var s = document.getElementById(signID);
	if (c.style.display == "block") {
		c.style.display = "none";
		s.innerHTML = "+"
	} 
	else {
		c.style.display = "block";
		s.innerHTML = "-"
	}
}