A San Francisco judge has halted construction of a parking garage in front of the de Young Museum, saying that the way the garage is being financed is not allowed. Delay in construction will cost the museum millions. “The de Young museum’s summer 2005 reopening will be delayed until the garage is built, because a big hole will be created in front of the museum as the garage is being constructed. Museum officials now expect to open the facility next September — three months late — which means $3.8 million in lost revenue and added expenses,