Shares of Microsoft and Salesforce.com Inc. are trading higher Friday morning, sending the Dow Jones Industrial Average into positive territory. The Dow DJIA, +0.40% is trading 90 points higher (0.3%), as shares of Microsoft MSFT, +1.76% and Salesforce.com Inc. CRM, +1.33% are contributing to the index’s intraday rally. Microsoft’s shares have climbed $4.33, or 1.6%, while those of Salesforce.com Inc. are up $3.40, or 1.4%, combining for a roughly 51-point bump for the Dow. Other components contributing significantly to the gain include Apple Inc. AAPL, +1.52%, American Express AXP, +1.02%, and Intel INTC, +0.96%. A $1 move in any of the benchmark’s 30 components results in a 6.58-point swing.