code: function searchFocus() {
    			if (dropDown.style.display !== "none") {
    				return;
    			}
  
    			dropDown.style.display = "block";
    			addEvent(document$$1, "click", hideHandler);
    			addEvent(document$$1, "keydown", hideHandler);
  
    			// Hide on Escape keydown or outside-container click
    			function hideHandler(e) {
    				var inContainer = moduleFilter.contains(e.target);
  
    				if (e.keyCode === 27 || !inContainer) {
    					if (e.keyCode === 27 && inContainer) {
    						moduleSearch.focus();
    					}
    					dropDown.style.display = "none";
    					removeEvent(document$$1, "click", hideHandler);
    					removeEvent(document$$1, "keydown", hideHandler);
    					moduleSearch.value = "";
    					searchInput();
    				}
    			}
    		}
docs: Enables show/hide for the dropdown