diff --git a/src/msw/mediactrl_wmp10.cpp b/src/msw/mediactrl_wmp10.cpp
index da014b8644..581d7076de 100644
--- a/src/msw/mediactrl_wmp10.cpp
+++ b/src/msw/mediactrl_wmp10.cpp
@@ -1061,12 +1061,12 @@ bool wxWMP10MediaBackend::ShowPlayerControls(wxMediaCtrlPlayerControls flags)
     if(!flags)
     {
         m_pWMPPlayer->put_enabled(VARIANT_FALSE);
-        m_pWMPPlayer->put_uiMode(wxBasicString(wxT("none")));
+        m_pWMPPlayer->put_uiMode(wxBasicString(wxS("none")));
     }
     else
     {
         // TODO: use "custom"? (note that CE only supports none/full)
-        m_pWMPPlayer->put_uiMode(wxBasicString(wxT("full")));
+        m_pWMPPlayer->put_uiMode(wxBasicString(wxS("full")));
         m_pWMPPlayer->put_enabled(VARIANT_TRUE);
     }
 
@@ -1358,7 +1358,7 @@ wxLongLong wxWMP10MediaBackend::GetDownloadTotal()
     if(m_pWMPPlayer->get_currentMedia(&pWMPMedia) == 0)
     {
         BSTR bsOut;
-        pWMPMedia->getItemInfo(wxBasicString(wxT("FileSize")),
+        pWMPMedia->getItemInfo(wxBasicString(wxS("FileSize")),
                                &bsOut);
 
         wxString sFileSize = wxConvertStringFromOle(bsOut);
diff --git a/src/msw/webview_ie.cpp b/src/msw/webview_ie.cpp
index 79ea18b78f..848068d59d 100644
--- a/src/msw/webview_ie.cpp
+++ b/src/msw/webview_ie.cpp
@@ -1009,8 +1009,8 @@ void wxWebViewIE::FindInternal(const wxString& text, int flags, int internal_fla
         if(SUCCEEDED(document->QueryInterface(wxIID_IMarkupContainer, (void **)&pIMC)))
         {
             wxCOMPtr<wxIMarkupPointer> ptrBegin, ptrEnd;
-            wxBasicString attr_bstr(wxString("style=\"background-color:#ffff00\""));
-            wxBasicString text_bstr(text.wc_str());
+            wxBasicString attr_bstr(wxS("style=\"background-color:#ffff00\""));
+            wxBasicString text_bstr(text);
             
             pIMS->CreateMarkupPointer(&ptrBegin);
             pIMS->CreateMarkupPointer(&ptrEnd);