MINYANVILLE ORIGINAL As Americans headed to the polls to vote for their next president US stock indexes registered gains in midday trading boosted also by strong earnings from companies such as AOL (NYSE:AOL) and CVS Caremark (NYSE:CVS)   “Hope springs eternal on Wall Street that we won’t fall apart. There is enough of a belief that the economy is going to expand maybe not strongly but still expand in 2013 ” Hugh Johnson chairman of Hugh Johnson Advisors in Albany NY told MarketWatch.   The Dow Jones Industrial Average (INDEXDJX:.DJI) was up 1.30% to 13 282.25 points as of ...