Your "knee-jerk" reaction to the thoughtful, deliberative ruling of a Republican judge appointed to the Federal bench by Pres. Bush in 2002, is duly noted. Perhaps it is you who needs to "get a clue"....
Judge Jones acted in the best conservative tradition. He carefully determined the facts, which are pretty much beyond dispute: Here's the judge's opinion.
Having found that ID is creationism, he then applied precedents (he didn't make up his own law) and ruled that it was unconstitutional to present a religious doctrine in a science class. Not a difficult decision, when you're following the law.