diff --git a/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationManager.java b/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationManager.java
index e37f1971b422..78282e5559d4 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationManager.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationManager.java
@@ -813,13 +813,24 @@ public class DocumentationManager extends DockablePopupManager<DocumentationComp
     final PsiManager manager = PsiManager.getInstance(getProject(psiElement));
     if (url.startsWith("open")) {
       final PsiFile containingFile = psiElement.getContainingFile();
+      OrderEntry libraryEntry = null;
       if (containingFile != null) {
         final VirtualFile virtualFile = containingFile.getVirtualFile();
-        final OrderEntry libraryEntry = LibraryUtil.findLibraryEntry(virtualFile, myProject);
-        if (libraryEntry != null) {
-          ProjectSettingsService.getInstance(myProject).openLibraryOrSdkSettings(libraryEntry);
+        libraryEntry = LibraryUtil.findLibraryEntry(virtualFile, myProject);
+      }
+      else if (psiElement instanceof PsiDirectoryContainer) {
+        PsiDirectory[] directories = ((PsiDirectoryContainer)psiElement).getDirectories();
+        for (PsiDirectory directory : directories) {
+          final VirtualFile virtualFile = directory.getVirtualFile();
+          libraryEntry = LibraryUtil.findLibraryEntry(virtualFile, myProject);
+          if (libraryEntry != null) {
+            break;
+          }
         }
       }
+      if (libraryEntry != null) {
+        ProjectSettingsService.getInstance(myProject).openLibraryOrSdkSettings(libraryEntry);
+      }
     } else if (url.startsWith(PSI_ELEMENT_PROTOCOL)) {
       final String refText = url.substring(PSI_ELEMENT_PROTOCOL.length());
       DocumentationProvider provider = getProviderFromElement(psiElement);