下面这段代码在浏览器上运行正确，但在慕课网上运行有bug,大牛请指点！！！如果有相同高度的图片怎么改下列，代码实现瀑布流？？<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head>> <title>瀑布流布局</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <style type="text/css"> *{padding:0;margin:0;}#main{position:relative;}.box{padding:10px 0 0 10px;float:left;}.pic{ padding:5px; border:1px solid #999; border-radius:5px; box-shadow:0 0 5 #999;}.pic img{width:230px;height:auto;}</style> </head> <script type="text/javascript">window.onload=function(){ waterfall("main","box"); var dataimg={"data":[{"src":"http://pic17.nipic.com/20111025/6957597_163322054332_2.jpg"}, {"src":"http://pica.nipic.com/2007-12-03/2007123141415713_2.jpg"}, {"src":"http://pic4.nipic.com/20090823/3193830_121855091_2.jpg"}, {"src":"http://pic.nipic.com/2008-01-16/200811683222770_2.jpg"}, {"src":"http://pic9.nipic.com/20100904/5041436_154436449375_2.jpg"}, {"src":"http://pic1.nipic.com/2008-12-09/200812912540990_2.jpg"}, {"src":"http://pic19.nipic.com/20120315/4758005_091854125000_2.jpg"}, {"src":"http://pic1a.nipic.com/2008-10-27/200810279545868_2.jpg"}, {"src":"http://pic3.nipic.com/20090525/2416945_231841034_2.jpg"}, {"src":"http://pica.nipic.com/2007-12-03/2007123152823533_2.jpg"} ]} window.onscroll=function(){ if(scrollposition("main","box")){ oparent=document.getElementById("main"); for(var j=0;j<dataimg.data.length;j++){ var adiv=document.createElement("div"); //添加 元素节点 adiv.className='box'; //添加 类名 name属性 oparent.appendChild(adiv); //添加 子节点 var oBox=document.createElement('div'); oBox.className='pic'; adiv.appendChild(oBox); var oImg=document.createElement('img'); oImg.src=dataimg.data[j].src; oBox.appendChild(oImg); } waterfall('main','box'); } }}function scrollposition(parent,box){ var oBoxs=getByClass(box,parent); var hp=oBoxs[oBoxs.length-1].offsetTop+Math.floor(oBoxs[oBoxs.length-1].offsetHeight/2); var scrtop=document.documentElement.scrollTop || document.body.scrollTop; var mainH=document.documentElement.clientHeight; if(hp<scrtop+mainH){ return true; }else{ return false; } }function waterfall(parent,box){ var oBoxs=getByClass(box,parent); var mainW=document.documentElement.clientWidth; var oBoxW=oBoxs[0].offsetWidth; var clos=Math.floor(document.documentElement.clientWidth/oBoxW); var oparent=document.getElementById(parent); oparent.style.cssText='width:'+oBoxW*clos+'px; margin:0 auto;'; var arr=new Array(); for(var i=0;i<oBoxs.length;i++){ var oBoxH=oBoxs[i].offsetHeight; if(i<clos){ arr.push(oBoxs[i].offsetHeight); }else{ var minH=Math.min.apply(null,arr); var index=getMinHindex(arr,minH); oBoxs[i].style.position='absolute'; oBoxs[i].style.top=minH+'px'; oBoxs[i].style.left=oBoxs[index].offsetLeft+'px' arr[index]+=oBoxs[i].offsetHeight; } }}function getMinHindex(arr,val){ for(var j=0;j<arr.length;j++){ if(arr[j]<=val){ return j; } }}function getByClass(clsName, parent){ //定义函数getByClass()实现获取document或指定父元素下所有class为on的元素 var oelements; if(parent){ oelements=document.getElementById(parent).getElementsByTagName("*"); }else{ oelements=document.getElementsByTagName("*"); } var elearr=new Array(); for(var i=0;i<oelements.length;i++){ if(oelements[i].className==clsName){ elearr.push(oelements[i]); } } return elearr;}</script> <body> <div id="main"> <div class="box"> <div class="pic"> <img src=http://image.tianjimedia.com/uploadImages/2011/252/8GO666XNQM49.jpg /> </div> </div> <div class="box"> <div class="pic"> <img src="http://hiphotos.baidu.com/1985129/pic/item/d05c8ed3cc27b16e970a16b1.jpg" /> </div> </div> <div class="box"> <div class="pic"> <img src="http://pic2.nipic.com/20090415/2137336_074730000_2.jpg" /> </div> </div> <div class="box"> <div class="pic"> <img src="http://pic1.nipic.com/20090320/657979_215251058_2.jpg" /> </div> </div> <div class="box"> <div class="pic"> <img src="http://pic32.nipic.com/20130715/13232606_164243348120_2.jpg" /> </div> </div> <div class="box"> <div class="pic"> <img src="http://pic.duowan.com/tx2/1205/201189276629/201189504837.jpg" /> </div> </div> <div class="box"> <div class="pic"> <img src="http://imgsrc.baidu.com/forum/pic/item/c69ae2003af33a87ecb1c796c65c10385143b585.jpg" /> </div> </div> <div class="box"> <div class="pic"> <img src="http://s6.sinaimg.cn/middle/6753066ftc67bdde1ca25&690" /> </div> </div> <div class="box"> <div class="pic"> <img src="http://ww1.sinaimg.cn/mw600/8758e340jw1e80ptpik3sj21hc0u0gxb.jpg" /> </div> </div> <div class="box"> <div class="pic"> <img src="http://s7.sinaimg.cn/middle/73c68f59ha24176b9fff6&690" /> </div> </div> <div class="box"> <div class="pic"> <img src="http://pub.chinaunix.net/uploadfile/201204/20120422080605108.jpg" /> </div> </div> <div class="box"> <div class="pic"> <img src="http://img1.ph.126.net/f0PNgS5xHvIoP87RDZIh3w==/6597568944937413022.jpg" /> </div> </div> <div class="box"> <div class="pic"> <img src="http://images.ali213.net/picfile/pic/2012-12-25/927_q28.jpg" /> </div> </div> <div class="box"> <div class="pic"> <img src="http://img2.3lian.com/2014/f7/5/22.jpg" /> </div> </div> <div class="box"> <div class="pic"> <img src="http://cdnq.duitang.com/uploads/item/201504/27/20150427155902_8ZFeT.jpeg" /> </div> </div> <div class="box"> <div class="pic"> <img src="http://img05.tooopen.com/images/20150314/tooopen_sy_82508981539.jpg" /> </div> </div> <div class="box"> <div class="pic"> <img src="http://imgsrc.baidu.com/forum/pic/item/0ea6ba6eddc451da3189c429b6fd5266d116326c.jpg" /> </div> </div> <div class="box"> <div class="pic"> <img src="http://imgsrc.baidu.com/forum/pic/item/08afc680b1b6534c495403a9.jpg" /> </div> </div> </div> </body></html>
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