public ArrayList<String> getOximata(){
		/*
		 * epistefei ta oxhmata ths vashs
		 */
		ArrayList<String> oximata=new ArrayList<String>();
		try {
			pS = conn.prepareStatement("SELECT * FROM oximata");
		
		rs=pS.executeQuery();
		while(rs.next())
			oximata.add(rs.getString("id"));
		} catch (SQLException e) {
			e.printStackTrace();
		} catch (Exception e) {
			e.printStackTrace();
		}
		
		return oximata;
	}