tim shorting

i am holder of timg

1. how does one short tim exposure

2. if tim (timg exposure) shorted how does one buy back tim (short sold) exposure if tim short market is frozen or no longer made available for tim.

3. what happens if tim suspended by asx on 1 may or in late may when accounts for interim 6 months are due (as at 31 mar 2009) but hypothetically cannot pass muster with auditor and through this reason or any other reason do not appear.

4. what happens if tim directors go and press nuclear button - a 5 (or higher) for 1 rights issue of tim