点击对应的select 下的option 获取到对应的图片

1         $("#mid").click(function () {
2             var CPLX = $(‘select option[name="payMethod"]:checked ‘).val();
3             $("#ceshi").attr("src", "/"+CPLX);
4             })
5         function CheckForm22() {
6             var CPLX = $(‘select option[name="payMethod"]:checked ‘).val();
7             $("#ceshi").attr("src", "/" + CPLX);
8         };