这是无限滚动的一部分，当我们向上滚动时也有效:InitialContent111InitialContent222InitialContent333InitialContent444InitialContent555InitialContent666InitialContent777JS代码:vardataAbc='FocusShiftedHere';setTimeout(function(){$(dataAbc).prependTo("#sContainer");},3000);setTimeout(function(){$(dataAbc).prependTo("#sContain