1 files changed, 27 insertions, 17 deletions

diff --git a/src/ws/node.js b/src/ws/node.js
index 16eb9cc..67d9372 100644
--- a/src/ws/node.js
+++ b/src/ws/node.js
@@ -121,14 +121,14 @@ Node.prototype.addChild = function(node, insertBeforeId)
 		this.children_element.appendChild(node.element);
 	}
 
-//	if(this.childNodes.length == 0)
-//	{
-//		this.element.style.backgroundColor = "#aaa";
-//	}
-//	else
-//	{
-//		this.element.style.backgroundColor = "#aaaa81";
-//	}
+	if(this.childNodes.length > 0)
+	{
+		this.children_indicator_element.style.display = "inherit";
+	}
+	else
+	{
+		this.children_indicator_element.style.display = "none";
+	}
 };
 
 Node.prototype.removeChild = function(node)
@@ -140,14 +140,14 @@ Node.prototype.removeChild = function(node)
 	node.parent = null;
 	this.children_element.removeChild(node.element);
 
-//	if(this.childNodes.length == 0)
-//	{
-//		this.element.style.backgroundColor = "#aaa";
-//	}
-//	else
-//	{
-//		this.element.style.backgroundColor = "#aaaa81";
-//	}
+	if(this.childNodes.length > 0)
+	{
+		this.children_indicator_element.style.display = "inherit";
+	}
+	else
+	{
+		this.children_indicator_element.style.display = "none";
+	}
 };
 
 Node.prototype.create = function()
@@ -166,12 +166,22 @@ Node.prototype.create = function()
 	this.children_element.className = "children";
 	this.element.appendChild(this.children_element);
 
+	var annotation = document.createElement("div");
+	annotation.className = "annotation";
 
 	this.id_element = document.createElement("div");
 	this.id_element.className = "id";
 	var id_txt = document.createTextNode(this.id);
 	this.id_element.appendChild(id_txt);
-	this.data_element.appendChild(this.id_element);
+	annotation.appendChild(this.id_element);
+
+	this.children_indicator_element = document.createElement("div");
+	this.children_indicator_element.className = "children_indicator";
+	this.children_indicator_element.innerHTML = "⤷";
+	this.children_indicator_element.style.display = "none";
+	annotation.appendChild(this.children_indicator_element);
+
+	this.data_element.appendChild(annotation);
 
 	this.collapse_button = document.createElement("div");
 	this.collapse_button.name = "add_button";