The state budget impasse has taken a toll on support for Gov. Arnold Schwarzenegger's $103 billion spending plan, with Democrats and Republicans rethinking their approval of his strategy for erasing a $15 billion deficit without raising taxes. After struggling to reach agreements with Democrats, who hold overwhelming majorities in both the Senate and Assembly, the rookie governor now faces a full-blown mutiny from within the ranks of his fellow Republicans as well as opposition among Democrats. "I was prepared to vote for the governor's budget as modified by his May revision," said Sen. Ross Johnson, R-Irvine, vice chairman of the...