var toggle = function() {
	            var currentDiv = null;
	            function open(divElement) {
	                divElement.style.display = "block";
	                currentDiv = divElement;
	            }
	            function close(divElement) {
	                divElement.style.display = "none";
	                currentDiv = null;
	            }
	            return function(divID) {
	                var divElement = document.getElementById(divID);
	                if (divElement) {
	                    if (divElement === currentDiv) {
	                        close(currentDiv);
	                    } else if(currentDiv != null) {
	                        close(currentDiv);
	                        open(divElement);
	                    } else {
	                        open(divElement);
	                    }
	                }
	            }
	        }();