MINYANVILLE ORIGINAL It’s a weak of uncertainty headlined by the US presidential elections and its impact on the fiscal cliff and China’s once-in-a-decade Communist Party leadership transition. As such trading in the US stock market was choppy with the Nasdaq Composite (INDEXNASDAQ:.IXIC) registering slight gains in mid-Monday trading.   "People are pausing ahead of the election and what that means for the fiscal cliff " Jim Paulsen chief investment officer at Wells Capital Management in Minneapolis told Reuters.   The Nasdaq was up 0.18% to 2 987.57 points on below-average trading volume of 622.16 million as of 12:03 p.m. ...