* Headlines: Govt enforces new law on industrial relations 2

* Headlines: Govt enforces new law on industrial relations 2
* National: Gus Dur proposes new political system 4
* Archipelago: Govt forces clash with Papua rebels 5
* Opinion: Significance of Mega's East European trip 7
* City: Airport improves security system 8
* Sports: Korea's Choi set to open defense of PGA crown 9
* World: Malaysian soldiers find large arms cache 11
* Business: First quarter exports increase by 15.83%: BPS 13
* Features: Shamans retain edge despite modern medicines 19