diff --git a/demo/js/fuzzysearch.js b/demo/js/fuzzysearch.js
index bc2a6031092ae5b22127199bc5cddf321b359781..96dc0e7c1edf4f0e507ffd053728faaf720da0da 100644
--- a/demo/js/fuzzysearch.js
+++ b/demo/js/fuzzysearch.js
@@ -93,6 +93,12 @@
 							zTreeObj.expandNode(pathOfOne[i],true); //expand node
 						}
 					}
+                    if(obj.children){
+						var NodesMaps = new Map();
+						var objs = obj.children;
+						NodesMaps.set(0,objs);
+						showChildrenNodes(NodesMaps);
+					}
 				});	
 			}else{ //show all nodes when _keywords is blank and expand the root nodes
 				var rootNodes = zTreeObj.getNodesByParam('level','0');//get all root nodes
@@ -102,7 +108,26 @@
 			}
 		}
 	}
-	
+	function showChildrenNodes(NodesMaps){
+		var NodesMap = new Map();
+		var i=0;
+		NodesMaps.forEach(function(value,key,map){
+			if(value && value.length>0){ 
+			$.each(value, function(n,node){
+						zTreeObj.showNode(node); //show node 
+						zTreeObj.expandNode(node,true); //expand node
+						if(node.children){
+							var objs = node.children;
+							NodesMap.set(i,objs);
+							i++;
+						}
+			});
+		}
+		});
+		if(NodesMap != null&&NodesMap.size > 0){
+			showChildrenNodes(NodesMap);
+		}
+	}
 	//listen to change in input element
 	$(searchField).bind('input propertychange', function() {
 		var _keywords = $(this).val();