Stocks added to their broad, early gains, as all three major indexes moved to new high ground. The Nasdaq swept ahead 1.2%. The S&P 500 and the Dow Jones industrial average climbed 1.1% each. Volume remained solidly higher on both the NYSE and the Nasdaq. The stock market today held broad gains near midday, with 95% of IBD's 197 industry groups moving higher in morning trade. The Dow moved comfortably above its 2007 high. The S&P 500 hung just