table.addElement( new TR()
.addElement( new TD("Free Memory (in bytes)") )
.addElement( new TD( Long.toString( jvm.freeMemory() ) ) ) );
table.addElement( new TR()
.addElement( new TD("Total Memory (in bytes)") )
.addElement( new TD( Long.toString( jvm.totalMemory() ) ) ) );
//get the system properties (It can throw a SecurityException)
Properties props = System.getProperties();