NS_IMETHODIMP nsMessenger::SetDocumentCharset(const PRUnichar *characterSet)
NS_IMETHODIMP nsMessenger::SetDocumentCharset(const char *characterSet)
NS_IMETHODIMP nsMessenger::SetDocumentCharset(const PRUnichar *characterSet){	// Set a default charset of the webshell. 	if (nsnull != mWebShell) {		mWebShell->SetDefaultCharacterSet(characterSet);	}    return NS_OK;}