OPENFILENAME ofn;       // common dialog box structure
	char szFile[260];       // buffer for file name
	HWND hwnd;              // owner window

	hwnd = hDlg;

	// Initialize OPENFILENAME
	ZeroMemory(&ofn, sizeof(ofn));
	ofn.lStructSize = sizeof(ofn);
	ofn.hwndOwner = hwnd;
	ofn.lpstrFile = szFile;
	
	// Set lpstrFile[0] to '\0' so that GetOpenFileName does not 
	// use the contents of szFile to initialize itself.
	
	ofn.lpstrFile[0] = '\0';
	ofn.nMaxFile = sizeof(szFile);
	ofn.lpstrFilter = "LS Theme (.lsz)\0*.lsz\0Zip-file\0*.zip\0All\0*.*\0";
	ofn.nFilterIndex = 1;
	ofn.lpstrFileTitle = NULL;
	ofn.nMaxFileTitle = 0;
	ofn.lpstrInitialDir = sThemesDir.c_str();
	ofn.Flags = OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST;

	// Display the Open dialog box. 

	if (GetOpenFileName(&ofn) == TRUE) {
		SetDlgItemText(hDlg, IDC_PATH, ofn.lpstrFile);
		
		EnableWindow(GetDlgItem(hDlg, IDOK), true);
	}