find the given record in the record list by their @ param it @ the 1
248. MulBlankRecord mb = ( MulBlankRecord ) retval;
250. realretval = new Record[ mb.getNumColumns() ];
251. for (int k = 0; k < mb.getNumColumns(); k++)
255. br.setColumn(( short ) (k + mb.getFirstColumn()));
256. br.setRow(mb.getRow());
257. br.setXFIndex(mb.getXFAt(k));