}
String t = "<?xml version='1.0' encoding='ISO-8859-1'"
+ " standalone='no'?>" + s1.toString();
PdfContentByte cb = writer.getDirectContent();
cb.saveState();
cb.concatCTM(1.0f, 0, 0, 1.0f, 36, 0);
float width = document.getPageSize().getWidth() - 20;
float height = document.getPageSize().getHeight() - 20;
Graphics2D g2 = cb.createGraphics(width, height);
//g2.rotate(Math.toRadians(-90), 100, 100);