--- a/src/mdtv_browser.cpp
+++ b/src/mdtv_browser.cpp
@@ -624,7 +624,8 @@
     InvalidateRect(hBrowserTitleWnd, &(block->rc), TRUE);
     return 0;
 }
-static BOOL change_browser_ime_status(HWND hWnd, BOOL bstate, EditorElementInfo editor_info)
+/*static BOOL change_browser_ime_status(HWND hWnd, BOOL bstate, EditorElementInfo editor_info)*/
+static BOOL change_browser_ime_status(HWND hWnd, BOOL bstate)
 {
     g_md_status.m_is_editable =  bstate;
     if( !bstate ){