public ScreenField setField(int attr, int row, int col, int len, int ffw1, int ffw2,
public ScreenField setField(int attr, int len, int ffw1, int ffw2,
   public ScreenField setField(int attr, int row, int col, int len, int ffw1, int ffw2,                     int fcw1, int fcw2) {//      startRow = row;//      startCol = col;      startPos = (row * s.getCols()) + col;      endPos = startPos + length -1;      cursorProg = 0;      fieldId = 0;      length = len;      endPos = startPos + length -1;      this.attr = attr;      setFFWs(ffw1,ffw2);      setFCWs(fcw1,fcw2);      next = null;      prev = null;      return this;   }