const PRUnichar* aTag,
NS_IMETHODIMP nsMetaCharsetObserver::Notify(                     PRUint32 aDocumentID,                      const PRUnichar* aTag,                      PRUint32 numOfAttributes,                      const PRUnichar* nameArray[],                      const PRUnichar* valueArray[]){    if(0 != nsCRT::strcasecmp(aTag, "META"))         return NS_ERROR_ILLEGAL_VALUE;    else        return Notify(aDocumentID, numOfAttributes, nameArray, valueArray);}