C / C++ / MFC

void CDisplayBody::NavigateText(CString pszText)
{
      try
      {
            if (!m_bHasDocument)                    // See if this is the first time in
            {
                  //m_strFirstText = pszText;           // Save the text for later
                  Navigate(_T("about:blank"));            // Initialize system to a blank screen
                  return;
            }

            // The DOM is now valid. Use the open() and write() methods
            // to set the entire screen's HTML.

            if (GetBusy())                          // See if it's busy with something else
                  Stop();        

            // Get a pointer to the HTML Document Object Model's interface
            //CoInitialize(NULL);
            IDispatch * pDisp = GetHtmlDocument();
            if (!pDisp)
                  return;

            IHTMLDocument2* pDoc;
            if (SUCCEEDED(pDisp->QueryInterface( IID_IHTMLDocument2, (void**)&pDoc )))
            {
                  // Empty URL and parameters opens the current document
                  CComBSTR    bstrURL;
                  CComVariant varDummy;
                  pDoc->open(bstrURL, varDummy, varDummy, varDummy, NULL);

                  // Create a safearray to store the HTML text
                  SAFEARRAY      *pSA;
                  SAFEARRAYBOUND  saBound = {1, 0};
                  pSA = SafeArrayCreate(VT_VARIANT, 1, &saBound);

                  // Copy the HTML into the one and only element
                  VARIANT   *pVar;
                  CComBSTR   bstrHTML = pszText;              // Load the text
                  varDummy = bstrHTML;                        // .. into a variant

                  SafeArrayAccessData(pSA, (void**)&pVar);    // Access safearray data
                  pVar[0] = varDummy;                         // Set the text data
                  SafeArrayUnaccessData(pSA);                 // Release access

                  // Write the HTML as the document's new text
                  pDoc->write(pSA);                           // Overwrite HTML
                  pDoc->close();                              // Update browser

                  SafeArrayUnaccessData(pSA);
                  SafeArrayDestroy(pSA);                      // Finished with the safearray
                  pVar=NULL;
                  
                  pDoc->Release();  // Don't forget to release the reference
                  pDoc=NULL;
            }//problem is here
            pDisp->Release();
            pDisp=NULL;
      }
      catch (...)
      {
            //AfxMessageBox(_T("CDisplayBody::NavigateText"));
      }
}