mContentAreaDocShell->GetContentViewer(getter_AddRefs(viewer));
if (nsnull != viewer)
{
nsCOMPtr<nsIContentViewerFile> viewerFile = do_QueryInterface(viewer);
if (viewerFile) {
NS_ENSURE_SUCCESS(viewerFile->Print(PR_FALSE,nsnull), NS_ERROR_FAILURE);
NS_ENSURE_SUCCESS(viewerFile->Print(PR_FALSE, nsnull, (nsIWebProgressLis tener*)nsnull), NS_ERROR_FAILURE);
}
return NS_OK;