diff --git a/etemplate/js/et2_widget_tree.js b/etemplate/js/et2_widget_tree.js
index 6ff8c9fffb..9b58f03a68 100644
--- a/etemplate/js/et2_widget_tree.js
+++ b/etemplate/js/et2_widget_tree.js
@@ -421,6 +421,27 @@ var et2_tree = et2_inputWidget.extend(
 		if (typeof _label != 'undefined') this.input.setItemText(_newItemId,_label);
 	},
 
+	/**
+	 * deleteItem, deletes an item by id
+	 * @param _id ID of the node
+	 * @param _selectParent select the parent node true/false
+	 * @return void
+	 */
+	deleteItem: function(_id, _selectParent) {
+		if(this.input == null) return null;
+		this.input.deleteItem(_id, _selectParent);
+		// Update action
+		// since the action ID has to = this.id, getObjectById() won't work
+		var treeObj = egw_getAppObjectManager().getObjectById(this.id);
+		for(var i=0; i < treeObj.children.length; i++)
+		{
+			if(treeObj.children[i].iface && treeObj.children[i].iface.id == _id)
+			{
+				delete treeObj.children[i].iface;
+			}
+		}
+	},
+
 	/**
 	 * setLabel, sets the Label of of an item by id
 	 * @param _id ID of the node