Stocks rallied on Friday,with the Samp;P 500 and Dow industrials hitting intraday records after US employment grew more than expected in April. The Samp;P 500 index broke above 1,600 and the Dow briefly traded above 15,000 for the first time as stocks extended this year8217;s rally. US non-farm payrolls rose by 1,65,000 last month and the unemployment rate fell to 7.5 per cent,a 4-year low.