public boolean updateOrderStatus(String orderNo,String status) {
			boolean b=true;
			int result;
			ConnectionUtility chd = new ConnectionUtility();
			Connection con = null;
			PreparedStatement ps = null;
	        try {
				con =chd.create();
				ps = con.prepareStatement("update OrderDetails set Status='"+status+"' where orderno='"+orderNo+"' ");
				result =ps.executeUpdate();
			    if(result>0 ) {
		             b=true;
		        }  else {
		             b=false;								
		        }
			} catch(Exception e) {
				e.printStackTrace();
			}
			finally {
				 try  {
					con.close();   
				 } catch(Exception e) {
					e.printStackTrace();
				 }
			}
			return b;
		}