我想做一个右下角即时弹窗，数据库有新记录的时候，后台右下角就弹出一个窗口,类似与QQ空间回复的，同时需要有声音提示。。。。请问各位怎么做，最好有例子！！！谢谢。。。。好用可以追加100分！
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http://download.csdn.net/detail/hkafeng/2143770
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http://download.csdn.net/download/webczw/2770440 这个能用。下面那个有问题
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用ajax或者server push长连接实现
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楼主试试下面的的，看是不是你想要的：
- C# code
<!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><meta http-equiv="content-type" content="text/html;charset=utf-8"><meta name="keywords" content="" /><meta name="description" content="www.itrenmin.com" /><title>网页特效 点击按钮弹出居中遮罩图层</title><style type="text/css">.hidden{display:none;}#www_zzjs_net{width:498px; height:100px;padding:4px 10px 10px;background-color:#FFFFFF;border:1px solid #05549d;color:#333333;line-height:24px;text-align:left;-webkit-box-shadow:5px 2px 6px #000;-moz-box-shadow:3px 3px 6px #555;}</style><script type="text/javascript">//判断浏览器ie6创建的div样式和非ie6创建的div样式//创建divfunction showid_zzjs_net(idname){var isIE = (document.all) ? true : false;var isIE6 = isIE && ([/MSIE (\d)\.0/i.exec(navigator.userAgent)][0][1] == 6);var newbox=document.getElementById(idname);newbox.style.zIndex="9999";newbox.style.display="block"newbox.style.position = !isIE6 ? "fixed" : "absolute";newbox.style.top =newbox.style.left = "50%";newbox.style.marginTop = - newbox.offsetHeight / 2 + "px";newbox.style.marginLeft = - newbox.offsetWidth / 2 + "px";var layer=document.createElement("div");layer.id="layer";layer.style.width=layer.style.height="100%";layer.style.position= !isIE6 ? "fixed" : "absolute";layer.style.top=layer.style.left=0;layer.style.backgroundColor="#000";layer.style.zIndex="9998";layer.style.opacity="0.6";document.body.appendChild(layer);var sel=document.getElementsByTagName("select");for(var i=0;i<sel.length;i++){sel[i].style.visibility="hidden";}function layer_iestyle(){layer.style.width=Math.max(document.documentElement.scrollWidth, document.documentElement.clientWidth)+ "px";layer.style.height= Math.max(document.documentElement.scrollHeight, document.documentElement.clientHeight) +"px";}function newbox_iestyle(){newbox.style.marginTop = document.documentElement.scrollTop - newbox.offsetHeight / 2 + "px";newbox.style.marginLeft = document.documentElement.scrollLeft - newbox.offsetWidth / 2 + "px";}if(isIE){layer.style.filter ="alpha(opacity=60)";}if(isIE6){layer_iestyle()newbox_iestyle();window.attachEvent("onscroll",function(){newbox_iestyle();})window.attachEvent("onresize",layer_iestyle)} layer.onclick=function(){newbox.style.display="none";layer.style.display="none";for(var i=0;i<sel.length;i++){sel[i].style.visibility="visible";}}}</script></head><body><a href="http://www.baidu.com/">百度</a>，测试内容<hr><input type="button" id="showbtn" name="showbtn" value="点击显示" onclick="showid_zzjs_net('www_zzjs_net');"><div id="www_zzjs_net" style="display:none;">测试内容<br /><br />点击灰色区域遮罩层消失。</div></body></html>
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