errorLineAttr = new int[numCols]; errorLineIsAttr = new boolean[numCols];
errorLineAttr = new char[numCols]; errorLineIsAttr = new char[numCols];
   protected void saveErrorLine() {      // if there is already an error line saved then do not save it again      //  This signifies that there was a previous error and the original error      //  line was not restored yet.      if (errorLine == null) {         errorLine = new char[numCols];         errorLineAttr = new int[numCols];         errorLineIsAttr = new boolean[numCols];         int r = scr.getPos(errorLineNum-1,0);         for (int x = 0;x < numCols; x++) {            errorLine[x] = screen[r+x];            errorLineAttr[x] = screenAttr[r+x];            errorLineIsAttr[x] = screenIsAttr[r+x];         }      }   }