Why cannot they be a loyal opposition?

So, to those whose agenda is more important then anything else or any other consideration, now there are challenges to Barrack Obama’s legitimacy to be the U.S. president. There are now several legal challenges to stop Obama from becoming president by claiming he is not a “natural-born” citizen. The Supreme Court seems to be looking into the allegations.
This report comes from a conservative, Religious Right news source – WorldNetDaily:
The democratic notion of a “loyal opposition” is being lost altogether, and they don’t care. Taking and keeping control and power is their only goal.