摘要：
AN “Always Visible” area with JavaScript转自：http://www.msjoe.com/2011/03/an-always-visible-area-with-javascript/CSS:#stickydiv { position: fixed; visibility: hidden; height: 100px; width: 200px; background-color: Yellow; } HTML:<div id="stickydiv"> This is always visible</div> J 阅读全文
