A website set up by Washington state Gov. Christine Gregoire’s office asked citizens to vote on different ideas to help plug the state’s $3 billion budget gap. The most popular—out of more than 1,700 submitted ideas—was legalizing and taxing marijuana. (Not the first time we’ve seen such a result in an online forum.) So what does the governor think about ending the state’s prohibition on marijuana? “It’s a legitimate idea,” said her spokesperson, Karina Shagren. “But we’d have to see how the federal…