jquery 怎么实现点击a标签让下面的select弹出下拉框答:window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);//e.initMouseEvent("mousedown") //据说不要参数也可以elem[0].dispatchEvent(e); } else if (element.fireEvent) {elem[0].fireEvent("onmousedown"); }}$(document).ready(function(e) {$("button")...