spContainer.setOptions((short)15);
spContainer.setRecordId(EscherContainerRecord.SP_CONTAINER);
sp = new EscherSpRecord();
sp.setOptions((short)((ShapeTypes.Rectangle << 4) + 2));
sp.setFlags(EscherSpRecord.FLAG_BACKGROUND | EscherSpRecord.FLAG_HASSHAPETYPE);
spContainer.addChildRecord(sp);
EscherOptRecord opt = new EscherOptRecord();
opt.setRecordId(EscherOptRecord.RECORD_ID);
opt.addEscherProperty(new EscherRGBProperty(EscherProperties.FILL__FILLCOLOR, 134217728));
opt.addEscherProperty(new EscherRGBProperty(EscherProperties.FILL__FILLBACKCOLOR, 134217733));