I have included this code  at the end of file  found in
c/jdk1.3.1_01/jre/lib/security/java.policy:

permission
java.lang.RuntimePermission "accessClassInPackage.sun.jdbc.odbc";
permission java.util.PropertyPermission "file.encoding", "read";

i'm now getting :
java.lang.NullPointerException
at Drop.myMethod(Drop.java:43)
at Drop.init(Drop.java:24)
at sun.applet.AppletPanel.run(AppletPanel.java:344)
at java.lang.Thread.run(Thread.java:484)