<p>The possibility of at least a partial state shutdown will loom large today over the state legislature, which has until midnight tomorrow to approve a state budget. Little progress was made yesterday. The Senate yesterday broke a self-imposed deadline to pass new taxes, delaying votes on two tax proposals, one of them an income tax. A Senate vote was taken on House Speaker Jimmy Naifeh's income tax plan — but in a way that income tax advocates denounced as an insincere ploy. They urged senators to vote against the measure, which had been attached as an amendment to another bill, saying they would bring up the tax bill later for discussion. Not a single senator voted for it in the way it was presented.</p>