最近做网站期间遇到个问题，就是用到比较流行的lightbox效果，就是点击链接后会弹出个固定大小窗口，弹出后窗口下面的内容是被遮罩掉的，最近在网上找到一个但是不能兼容ie6浏览器。

  6种lightbox效果源代码下载

<input type="button" value="点击这里" onclick="sAlert('一般人我不告诉他<br>不招人妒是庸才，招人忌妒是蠢才。<br>&copy; 2006');" /> <script type="text/javascript" language="javascript"> //Author:Daviv //Blog:<a href="http://blog.163.com/jxdawei" target="_blank">http://blog.163.com/jxdawei</a> //Date:2006-10-28 //Email:jxdawei@gmail.com function sAlert(str){ var msgw,msgh,bordercolor; msgw=400;//提示窗口的宽度 msgh=100;//提示窗口的高度 bordercolor="#336699";//提示窗口的边框颜色 titlecolor="#99CCFF";//提示窗口的标题颜色 var sWidth,sHeight; sWidth=document.body.offsetWidth; sHeight=document.body.offsetHeight; var bgObj=document.createElement("div"); bgObj.setAttribute('id','bgDiv'); bgObj.style.position="absolute"; bgObj.style.top="0"; bgObj.style.background="#777"; bgObj.style.filter="progid:DXImageTransform.Microsoft.Alpha(style=3,opacity=25,finishOpacity=75"; bgObj.style.opacity="0.6"; bgObj.style.left="0"; bgObj.style.width=sWidth + "px"; bgObj.style.height=sHeight + "px"; document.body.appendChild(bgObj); var msgObj=document.createElement("div") msgObj.setAttribute("id","msgDiv"); msgObj.setAttribute("align","center"); msgObj.style.position="absolute"; msgObj.style.background="white"; msgObj.style.font="12px/1.6em Verdana, Geneva, Arial, Helvetica, sans-serif"; msgObj.style.border="1px solid " + bordercolor; msgObj.style.width=msgw + "px"; msgObj.style.height=msgh + "px"; msgObj.style.top=(document.documentElement.scrollTop + (sHeight-msgh)/2) + "px"; msgObj.style.left=(sWidth-msgw)/2 + "px"; var title=document.createElement("h4"); title.setAttribute("id","msgTitle"); title.setAttribute("align","right"); title.style.margin="0"; title.style.padding="3px"; title.style.background=bordercolor; title.style.filter="progid:DXImageTransform.Microsoft.Alpha(startX=20, startY=20, finishX=100, finishY=100,style=1,opacity=75,finishOpacity=100);"; title.style.opacity="0.75"; title.style.border="1px solid " + bordercolor; title.style.height="18px"; title.style.font="12px Verdana, Geneva, Arial, Helvetica, sans-serif"; title.style.color="white"; title.style.cursor="pointer"; title.innerHTML="关闭"; title.onclick=function(){ document.body.removeChild(bgObj); document.getElementById("msgDiv").removeChild(title); document.body.removeChild(msgObj); } document.body.appendChild(msgObj); document.getElementById("msgDiv").appendChild(title); var txt=document.createElement("p"); txt.style.margin="1em 0" txt.setAttribute("id","msgTxt"); txt.innerHTML=str; document.getElementById("msgDiv").appendChild(txt); } </script> [提示：你可先修改部分代码，再按运行]