diff --git a/extensions/source/plugin/base/context.cxx b/extensions/source/plugin/base/context.cxx
index 6c5f53d5dd89..063b707858b7 100644
--- a/extensions/source/plugin/base/context.cxx
+++ b/extensions/source/plugin/base/context.cxx
@@ -2,9 +2,9 @@
  *
  *  $RCSfile: context.cxx,v $
  *
- *  $Revision: 1.3 $
+ *  $Revision: 1.4 $
  *
- *  last change: $Author: pl $ $Date: 2000-12-07 19:29:01 $
+ *  last change: $Author: pl $ $Date: 2001-05-14 09:43:44 $
  *
  *  The Contents of this file are made available subject to the terms of
  *  either of the following licenses
@@ -156,7 +156,7 @@ void XPluginContext_Impl::getURL(const Reference< ::com::sun::star::plugin::XPlu
     if( ! xInst.is() )
         return;
 
-    if( ! target.len() )
+    if( ! target.getLength() )
     {
         INetURLObject aURL;
         aURL.SetSmartProtocol( INET_PROT_FILE );
diff --git a/extensions/source/plugin/base/manager.cxx b/extensions/source/plugin/base/manager.cxx
index 02dfc40adb50..0f8712cc819c 100644
--- a/extensions/source/plugin/base/manager.cxx
+++ b/extensions/source/plugin/base/manager.cxx
@@ -2,9 +2,9 @@
  *
  *  $RCSfile: manager.cxx,v $
  *
- *  $Revision: 1.2 $
+ *  $Revision: 1.3 $
  *
- *  last change: $Author: pl $ $Date: 2000-11-28 10:02:58 $
+ *  last change: $Author: pl $ $Date: 2001-05-14 09:43:44 $
  *
  *  The Contents of this file are made available subject to the terms of
  *  either of the following licenses
@@ -253,10 +253,10 @@ Reference< ::com::sun::star::plugin::XPlugin >  XPluginManager_Impl::createPlugi
     int nPos = url.lastIndexOf( (sal_Unicode)'.' );
     if( nPos != -1 )
     {
-        ::rtl::OUString aExt = url.copy( nPos ).toLowerCase();
+        ::rtl::OUString aExt = url.copy( nPos ).toAsciiLowerCase();
         for( int i = 0; i < aDescrs.getLength(); i++ )
         {
-            if( pDescrs[ i ].Extension.equalsIgnoreCase( aExt ) != STRING_NOTFOUND )
+            if( pDescrs[ i ].Extension.equalsIgnoreAsciiCase( aExt ) != STRING_NOTFOUND )
             {
                 nDescr = i;
                 break;
diff --git a/extensions/source/resource/resource.cxx b/extensions/source/resource/resource.cxx
index 0ee8da292ac3..4c989f163f6d 100644
--- a/extensions/source/resource/resource.cxx
+++ b/extensions/source/resource/resource.cxx
@@ -2,9 +2,9 @@
  *
  *  $RCSfile: resource.cxx,v $
  *
- *  $Revision: 1.2 $
+ *  $Revision: 1.3 $
  *
- *  last change: $Author: jl $ $Date: 2001-03-23 11:55:07 $
+ *  last change: $Author: pl $ $Date: 2001-05-14 09:38:52 $
  *
  *  The Contents of this file are made available subject to the terms of
  *  either of the following licenses
@@ -295,7 +295,7 @@ Reference< XInvocation > ResourceService::getDefaultInvocation() const
 OUString    SAL_CALL ResourceService::getExactName( const OUString & ApproximateName )
 {
     OUString aName( ApproximateName );
-    aName = aName.toLowerCase();
+    aName = aName.toAsciiLowerCase();
     if( aName == OUString::createFromAscii("filename") )
         return OUString::createFromAscii("FileName");
     else if( aName == OUString::createFromAscii("getstring" ))