10540 for Nifty spot is a Gann number on a longer term trend. So this can act as Major support/resistance. (+/- 20 pts). Next support for Nifty spot lies at 10400-420( which also coincides with some technical support as mentioned by Rahul).
24800 for BN. For BN Next support lies at 24150-220 levels and resistance at 25400.