diff --git a/TODO.network b/TODO.network
index 60a948bea..3c9ccbc4b 100644
--- a/TODO.network
+++ b/TODO.network
@@ -3,7 +3,7 @@ DONE переместить в главном меню наверх (вмест
 DONE пункт меню "delete sample"
 DONE BookDownloaderService - i18n
 DONE указывать HTTP-agent = "FBReader/<version>(java)" -- номер версии смотреть, как в диалоге About
-*	прятать Profile (прятать запрещенные каталоги)
+DONE прятать Profile (прятать запрещенные каталоги)
 *	при щелчке на книжку - сделать default action, и о нем спрашивать.
 
 *	асинхронная загрузка каталогов
diff --git a/src/org/geometerplus/android/fbreader/network/NetworkLibraryActivity.java b/src/org/geometerplus/android/fbreader/network/NetworkLibraryActivity.java
index 60522c877..221b58de1 100644
--- a/src/org/geometerplus/android/fbreader/network/NetworkLibraryActivity.java
+++ b/src/org/geometerplus/android/fbreader/network/NetworkLibraryActivity.java
@@ -263,8 +263,9 @@ public class NetworkLibraryActivity extends ListActivity implements MenuItem.OnM
 	private void updateCatalogChildren(NetworkCatalogTree tree) {
 		tree.clear();
 
-		ArrayList<NetworkLibraryItem> children = new ArrayList<NetworkLibraryItem>();
+		ArrayList<NetworkLibraryItem> children = tree.ChildrenItems;
 
+		children.clear();
 		LoadSubCatalogRunnable loader = new LoadSubCatalogRunnable(tree.Item, children);
 		loader.executeWithUI();
 		if (loader.hasErrors()) {
@@ -296,8 +297,8 @@ public class NetworkLibraryActivity extends ListActivity implements MenuItem.OnM
 		} else {
 			NetworkTreeFactory.fillAuthorNode(tree, children);
 		}
-		//NetworkLibrary.invalidateAccountDependents();
-		//NetworkLibrary.synchronize();
+		NetworkLibrary.Instance().invalidateAccountDependents();
+		NetworkLibrary.Instance().synchronize();
 	}
 
 
diff --git a/src/org/geometerplus/fbreader/network/NetworkLibrary.java b/src/org/geometerplus/fbreader/network/NetworkLibrary.java
index a04c7c88d..74bb61585 100644
--- a/src/org/geometerplus/fbreader/network/NetworkLibrary.java
+++ b/src/org/geometerplus/fbreader/network/NetworkLibrary.java
@@ -43,6 +43,7 @@ public class NetworkLibrary {
 	private final RootTree myRootTree = new RootTree();
 
 	private boolean myUpdateChildren = true;
+	private boolean myUpdateAccountDependents;
 
 	private static class LinksComparator implements Comparator<NetworkLink> {
 		public int compare(NetworkLink link1, NetworkLink link2) {
@@ -90,10 +91,14 @@ public class NetworkLibrary {
 		myUpdateChildren = true;
 	}
 
+	public void invalidateAccountDependents() {
+		myUpdateAccountDependents = true;
+	}
+
 	private void makeUpToDate() {
 		final LinkedList<FBTree> toRemove = new LinkedList<FBTree>();
 
-		Iterator<FBTree> nodeIterator = myRootTree.iterator();
+		Iterator<FBTree> nodeIterator = myRootTree.subTrees().iterator();
 		FBTree currentNode = null;
 		int nodeCount = 0;
 
@@ -109,6 +114,7 @@ public class NetworkLibrary {
 				}
 				if (!(currentNode instanceof NetworkCatalogTree)) {
 					currentNode = null;
+					++nodeCount;
 					continue;
 				}
 				final NetworkLink nodeLink = ((NetworkCatalogTree)currentNode).Item.Link;
@@ -165,7 +171,7 @@ public class NetworkLibrary {
 			NetworkNodesFactory::createSubnodes(srNode, result);
 		}*/
 
-		for (FBTree tree : toRemove) {
+		for (FBTree tree: toRemove) {
 			tree.removeSelf();
 		}
 
@@ -175,11 +181,24 @@ public class NetworkLibrary {
 		}*/
 	}
 
+	private void updateAccountDependents() {
+		for (FBTree tree: myRootTree.subTrees()) {
+			if (!(tree instanceof NetworkCatalogTree)) {
+				continue;
+			}
+			((NetworkCatalogTree) tree).updateAccountDependents();
+		}
+	}
+
 	public void synchronize() {
 		if (myUpdateChildren) {
 			myUpdateChildren = false;
 			makeUpToDate();
 		}
+		if (myUpdateAccountDependents) {
+			myUpdateAccountDependents = false;
+			updateAccountDependents();
+		}
 	}
 
 	public NetworkTree getTree() {
diff --git a/src/org/geometerplus/fbreader/network/tree/NetworkCatalogTree.java b/src/org/geometerplus/fbreader/network/tree/NetworkCatalogTree.java
index 5e92c5608..7e992e7eb 100644
--- a/src/org/geometerplus/fbreader/network/tree/NetworkCatalogTree.java
+++ b/src/org/geometerplus/fbreader/network/tree/NetworkCatalogTree.java
@@ -21,12 +21,15 @@ package org.geometerplus.fbreader.network.tree;
 
 import java.util.*;
 
+import org.geometerplus.zlibrary.core.util.ZLBoolean3;
+
+import org.geometerplus.fbreader.tree.FBTree;
 import org.geometerplus.fbreader.network.*;
 
 public class NetworkCatalogTree extends NetworkTree {
 
 	public final NetworkCatalogItem Item;
-
+	public final ArrayList<NetworkLibraryItem> ChildrenItems = new ArrayList<NetworkLibraryItem>();
 
 	NetworkCatalogTree(RootTree parent, NetworkCatalogItem item, int position) {
 		super(parent, position);
@@ -50,4 +53,85 @@ public class NetworkCatalogTree extends NetworkTree {
 		}
 		return Item.Summary;
 	}
+
+	private boolean processAccountDependent(NetworkCatalogItem item) {
+		if (item.Visibility == NetworkCatalogItem.VISIBLE_ALWAYS) {
+			return true;
+		}
+		final NetworkLink link = item.Link;
+		if (link.authenticationManager() == null) {
+			return false;
+		}
+		return link.authenticationManager().isAuthorised(true).Status != ZLBoolean3.B3_FALSE;
+	}
+
+	public void updateAccountDependents() {
+		final LinkedList<FBTree> toRemove = new LinkedList<FBTree>();
+
+		Iterator<FBTree> nodeIterator = subTrees().iterator();
+		FBTree currentNode = null;
+		int nodeCount = 0;
+
+		for (int i = 0; i < ChildrenItems.size(); ++i) {
+			NetworkLibraryItem currentItem = ChildrenItems.get(i);
+			if (!(currentItem instanceof NetworkCatalogItem)) {
+				continue;
+			}
+			boolean processed = false;
+			while (currentNode != null || nodeIterator.hasNext()) {
+				if (currentNode == null) {
+					currentNode = nodeIterator.next();
+				}
+				if (!(currentNode instanceof NetworkCatalogTree)) {
+					currentNode = null;
+					++nodeCount;
+					continue;
+				}
+				NetworkCatalogTree child = (NetworkCatalogTree) currentNode;
+				if (child.Item == currentItem) {
+					if (processAccountDependent(child.Item)) {
+						child.updateAccountDependents();
+					} else {
+						toRemove.add(child);
+					}
+					currentNode = null;
+					++nodeCount;
+					processed = true;
+					break;
+				} else {
+					boolean found = false;
+					for (int j = i + 1; j < ChildrenItems.size(); ++j) {
+						if (child.Item == ChildrenItems.get(j)) {
+							found = true;
+							break;
+						}
+					}
+					if (!found) {
+						toRemove.add(currentNode);
+						currentNode = null;
+						++nodeCount;
+					} else {
+						break;
+					}
+				}
+			}
+			if (!processed && processAccountDependent((NetworkCatalogItem) currentItem)) {
+				NetworkTreeFactory.createNetworkTree(this, currentItem, nodeCount++);
+			}
+		}
+
+		while (currentNode != null || nodeIterator.hasNext()) {
+			if (currentNode == null) {
+				currentNode = nodeIterator.next();
+			}
+			if (currentNode instanceof NetworkCatalogTree) {
+				toRemove.add(currentNode);
+			}
+			currentNode = null;
+		}
+
+		for (FBTree tree: toRemove) {
+			tree.removeSelf();
+		}
+	}
 }