mSelectionOffset = -1; mSelectionEnd = -1;
mSelectionOffset = PRUint32(-1); mSelectionEnd = PRUint32(-1);
TextFrame::TextFrame()  : nsSplittableFrame(){  if (nsnull == gTextBlinker) {    // Create text timer the first time out    gTextBlinker = new BlinkTimer();  }  mSelectionOffset = -1;  mSelectionEnd = -1;  NS_ADDREF(gTextBlinker);}