点击元素内部不隐藏，点击元素外部元素隐藏

$(document).on("click", function (evt) {var oEvent = evt || event;var elem = oEvent.target || oEvent.srcElement;while (elem) { //循环判断至跟节点，防止点击的是div子元素if (elem.id && elem.id=='moreStockBox') {return;}elem = elem.parentNode;}$scope.chooseStockShow = false;});