sNoframesAtom = NS_NewAtom("noframes");
  , mIterOffset(0){  NS_INIT_ISUPPORTS();  // Initialize the atoms if they aren't already:  if (sInstanceCount <= 0)  {    sTextAtom = NS_NewAtom("__moz_text");    sImgAtom = NS_NewAtom("img");    sHRAtom = NS_NewAtom("hr");    sCommentAtom = NS_NewAtom("__moz_comment");    sScriptAtom = NS_NewAtom("script");    sSelectAtom = NS_NewAtom("select");    sTextareaAtom = NS_NewAtom("textarea");  }  ++sInstanceCount;}