<div class="htmlarea"> <textarea id="runcode97848"> <meta http-equiv="Content-Type" content="text/html;charset=UTF-8"> <title>瀑布流以及回頂端的效果</title> <style type="text/css"> *{ margin:0; padding:0; } h1{ text-align:center; height:100px; } body{ background-color:RGB(232,231,226); } .all{ margin:0 auto; width:1000px; } .number{ float:left; width:225px; } .content { margin:5px; background-color:white; } img{ margin:5px; } .loading{ position: absolute; width:100%; height:40px; display:none; text-align:center; background-color:RGB(189,203,207); } #toTop { position:fixed; _position:fixed; font-size:12px; color:Blue; width:15px; text-align:center; right:300px; bottom:100px; cursor:pointer; background-color:RGB(243,247,251); display:none; } </style> <h1 id="h1"> </h1>I like TRY<div id="all" class="all"> <div id="one" class="number"> </div> <div id="two" class="number"> </div> <div id="three" class="number"> </div> <div id="four" class="number"> </div> </div> <div id="loading" class="loading"> <img src="http://files.jb51.net/file_images/article/201211/200803131036175436.gif" alt="js實現的美女瀑布串流效果程式碼_javascript技巧" > </div> <div id="toTop"> <span></span>△回上方</div> </textarea> <br><input onclick="runEx('runcode97848')" type="button" value="运行代码"><input onclick="doCopy('runcode97848')" type="button" value="复制代码"> <input onclick="doSave(runcode97848)" type="button" value="保存代码"> <a href="http://www.jb51.net/article/23421.htm" title="查看具体详情" target="_blank">[Ctrl A 全選 註:</a>如需引入外部Js需刷新才能執行</div>]<script type="text/javascript"> window.onload = function () { //初始参数 var reset = 0; //某些滚动条会触发三次scroll事件 用这个解决 var surplusHeight = 800; //差值 var imgWidth = "206px"; //img的宽度 var imgHeight = 0; //img的高度 var textHeight = 0; //文字高度 var showTopButtonHeight = 500;//回到顶部按钮的距离 var bigDivCount = 4; var div1 = $("one"); var div2 = $("two"); var div3 = $("three"); var div4 = $("four"); var loading = $("loading"); var toTop = $("toTop"); //得到浏览器的名称 var browser = getBrowser(); //数据源 var imgArray = []; //img数组 也就是数据来源 var textArray = []; //img底下的文字和img对应 textArray[0] = "小花美女"; textArray[1] = "小花美女小花美女"; textArray[2] = "小花美女小花美女小花美女"; textArray[3] = "小花美女小花美女小花美女小花美女"; textArray[4] = "小花美女 小花美女"; textArray[5] = "小花美女小花小花美女"; textArray[6] = "小花美女"; textArray[7] = "小花美女小花美女"; textArray[8] = "小花美女小花美女小花美女"; textArray[9] = "小花美女小花美女小花美女小花美女小花美女"; textArray[10] = "小花美女小花美女小花美女小花美女小花美女"; textArray[11] = "小花美女小花美女小花美女小花美女小花美女小花美女"; textArray[12] = "小花美女小花美女小花美女小花美女小花美女小花美女小花美女"; textArray[13] = "小花美女小花美女小花美女小花美女小花美女小花美女小花美女小花美女"; textArray[14] = "小花美女小花美女小花美女小花美女小花美女小花美女小花美女小花美女"; textArray[15] = "小花美女小花美女小花美女小花美女小花美女小花美女小花美女小花美女"; imgArray[0] = "http://files.jb51.net/file_images/article/201211/960bda11tw1dnw504ga3vj.jpg"; imgArray[1] = "http://files.jb51.net/file_images/article/201211/771f735ctw1dnw5gv6dmcj.jpg"; imgArray[2] = "http://files.jb51.net/file_images/article/201211/5d5e9605gw1dnw4o6uk3gj.jpg"; imgArray[3] = "http://files.jb51.net/file_images/article/201211/6d9cb0b8jw1dnw5m0y5yrj.jpg"; imgArray[4] = "http://files.jb51.net/file_images/article/201211/62dae985gw1dnzc4mwvm5j.jpg"; imgArray[5] = "http://files.jb51.net/file_images/article/201211/8d95fb4cgw1dnzec2c6cdj.jpg"; imgArray[6] = "http://files.jb51.net/file_images/article/201211/872bccc8jw1dnzch2aqtkj.jpg"; imgArray[7] = "http://files.jb51.net/file_images/article/201211/5b104465tw1dnzdlozp6tj.jpg"; imgArray[8] = "http://files.jb51.net/file_images/article/201211/6de170f6jw1dnzl7jbzidj.jpg"; imgArray[9] = "http://files.jb51.net/file_images/article/201211/6a93dbfbgw1dnzeiu1draj.jpg"; imgArray[10] = "http://files.jb51.net/file_images/article/201211/6ea59a74jw1dnzm0wbf7vj.jpg"; imgArray[11] = "http://files.jb51.net/file_images/article/201211/48bf076ejw1dnzexjhl6dj.jpg"; imgArray[12] = "http://files.jb51.net/file_images/article/201211/6da7993fjw1dnvsnesrutj.jpg"; imgArray[13] = "http://files.jb51.net/file_images/article/201211/75914d3fgw1dnzlgn33njj.jpg"; imgArray[14] = "http://files.jb51.net/file_images/article/201211/6a8dea72gw1dnzlwnfju0j.jpg"; imgArray[15] = "http://files.jb51.net/file_images/article/201211/696387aagw1dnzqd829yyj.jpg"; //初始化 loadImg(); //主会场 window.onscroll = fun_scroll; //滚动方法 function fun_scroll() { //body的高度 var topAll = (browser == "Firefox") ? 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