The rupee weakened further on Monday to close at a new all-time low of 77.50 after breaching the previous record of 77.05 earlier in the session as the dollar's surge cut across markets; A major political surprise from the government today, in its affidavit to the Supreme court the centre did a complete U-turn on its stand on the sedition law, which it supported just last Saturday, crediting the change of the heart to the Prime minister and other top stories.