Executive Yuan `knew' Twu was innocent

What they can do, however, is to recommend a good lawyer for the individual and let the judicial system take care of the rest, Chin said.

"It's possible that lawmakers are used by the person filing the complaint because they don't have the judicial right to conduct investigations," Chin said.

Emile Sheng (盛治仁), a political science professor at Soochow University, agreed but said the whole mess could have been prevented if Yu had let the government's ethics unit take care of the matter from the very beginning.

Shen added that it is the duty of the opposition parties to supervise the ruling party and "while the political motives are always there, the key lies in whether the complaint stands the test of judicial investigation," Sheng said.

Obviously, in this case, it didn't.