摘要：
代码如下:View Code 1 (function($){ 2 var $window = $(window); 3 4 function createFixedCss(name, top) { 5 var doc = document, 6 heads = doc.getElementsByTagName("head"), 7 style = doc.createElement("style"), 8 cssText = "." + name + "{ position: fixed... 阅读全文
