The rupee continued to strengthen against the dollar rising 77 paise today to close at 65.24, the highest level in almost two weeks. Dollar sales by exporters, a weak US currency overseas and renewed capital inflows also helped the rupee to gain.The local currency has spurted 239 paise, or 3.53 per cent, in three sessions on the back of announcements by new RBI Governor Raghuram Rajan. News from the venue of the G-20 Summit in St Petersburg in Russia also appeared to give hope to investors. The BRICS grouping, including India, yesterday decided to launch a USD 100 billion currency reserve fund to help them navigate through an imminent phase out of the US stimulus. Separately, India and Japan today expanded their currency swap arrangement to USD 50 billion from USD 15 billion.CEO of India Forex Advisors Abhishek Goenka said one important step for the rupee was taken at the G-20 summit where India and Japan have extended their existing currency swap facility. He said this will enable our country to defend the exchange rate.