渐显动态公告窗口

<style type="text/<a href="http://www.vevb.com/article.asp?typeid=38">CSS</a>">.anylinkcss{position:absolute;visibility: hidden;border:1px solid black;border-bottom-width: 0;font:normal 12px Verdana;line-height: 18px;z-index: 100;background-color: #E9FECB;width: 205px;}.anylinkcss a{width: 100%;display: block;text-indent: 3px;border-bottom: 1px solid black;padding: 1px 0;text-decoration: none;font-weight: bold;text-indent: 5px;}.anylinkcss a:hover{ /*hover background color*/background-color: black;color: white;}</style><scr<a href="http://ip.vevb.com/">ip</a>t language="<a href="http://www.vevb.com/article.asp?typeid=160">java</a>script">//more <a href="http://www.vevb.com/article.asp?typeid=36">Javascript</a> from http://www.vevb.comvar disappeardelay=250 //menu disappear speed onMou<a href="http://www.vevb.com/article.asp?typeid=138">SEO</a>ut (in miliseconds)var enableanchorlink=0 //Enable or disable the anchor link when clicked on? (1=e, 0=d)var hidemenu_onclick=1 //hide menu when user clicks within menu? (1=yes, 0=no)/////No further editting neededvar ie5=document.allvar ns6=document.getElementById&&!document.allfunction getposOffset(what, offsettype){var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;var parentEl=what.offsetParent;while (parentEl!=null){totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;parentEl=parentEl.offsetParent;}return totaloffset;}function showhide(obj, e, visible, hidden){if (ie5||ns6)dropmenuobj.style.left=dropmenuobj.style.top=-500if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover")obj.visibility=visibleelse if (e.type=="click")obj.visibility=hidden}function iecompattest(){return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body}function clearbrowseredge(obj, whichedge){var edgeoffset=0if (whichedge=="rightedge"){var windowedge=ie5 && !window.<a href="http://www.vevb.com/article.asp?typeid=190">Opera</a>? iecompattest().scrollLeft+iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15dropmenuobj.contentmeasure=dropmenuobj.offsetWidthif (windowedge-dropmenuobj.x < dropmenuobj.contentmeasure)edgeoffset=dropmenuobj.contentmeasure-obj.offsetWidth}else{var windowedge=ie5 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18dropmenuobj.contentmeasure=dropmenuobj.offsetHeightif (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure)edgeoffset=dropmenuobj.contentmeasure+obj.offsetHeight}return edgeoffset}function dropdownmenu(obj, e, dropmenuID){if (window.event) event.cancelBubble=trueelse if (e.stop<a href="http://pr.vevb.com/">PR</a>opagation) e.stopPropagation()if (typeof dropmenuobj!="undefined") //hide previous menudropmenuobj.style.visibility="hidden"clearhidemenu()if (ie5||ns6){obj.onmouseout=delayhidemenudropmenuobj=document.getElementById(dropmenuID)if (hidemenu_onclick) dropmenuobj.onclick=function(){dropmenuobj.style.visibility='hidden'}dropmenuobj.onmouseover=clearhidemenudropmenuobj.onmouseout=ie5? function(){ dynamichide(event)} : function(event){ dynamichide(event)}showhide(dropmenuobj.style, e, "visible", "hidden")dropmenuobj.x=getposOffset(obj, "left")dropmenuobj.y=getposOffset(obj, "top")dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+"px"dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+obj.offsetHeight+"px"}return clickreturnvalue()}function clickreturnvalue(){if ((ie5||ns6) && !enableanchorlink) return falseelse return true}function contains_ns6(a, b) {while (b.parentNode)if ((b = b.parentNode) == a)return true;return false;}function dynamichide(e){if (ie5&&!dropmenuobj.contains(e.toElement))delayhidemenu()else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))delayhidemenu()}function delayhidemenu(){delayhide=setTimeout("dropmenuobj.style.visibility='hidden'",disappeardelay)}function clearhidemenu(){if (typeof delayhide!="undefined")clearTimeout(delayhide)}</script><!--第一个链接和菜单 --><a href="http://www.vevb.com" onClick="return clickreturnvalue()" onMouseover="dropdownmenu(this, event, 'anylinkmenu1')">网页特效</a> <div id="anylinkmenu1" class="anylinkcss"><a href="http://www.vevb.com">图形图像</a><a href="http://www.vevb.com">鼠标事件</a><a href="http://www.vevb.com">时间日期</a><a href="http://www.vevb.com">导航菜单</a><a href="http://www.vevb.com">窗体变化</a><a href="http://www.vevb.com">表单按钮</a><a href="http://www.vevb.com">特殊脚本</a><a href="http://www.vevb.com"><a href="http://xiaoyouxi.vevb.com/">游戏</a>娱乐</a></div><!--第二个链接和菜单 --> <a href="http://www.vevb.com" onClick="return clickreturnvalue()" onMouseover="dropdownmenu(this, event, 'anylinkmenu2')">网络学院</a> <div id="anylinkmenu2" class="anylinkcss" style="width: 150px; background-color: lightyellow"><a href="http://www.vevb.com">网页制作</a><a href="http://www.vevb.com">网络编程</a><a href="http://www.vevb.com">图形图像</a><a href="http://www.vevb.com">多媒体制作</a><a href="http://www.vevb.com">网站建设</a><a href="http://www.vevb.com"><a href="http://www.vevb.com/system.asp">操作系统</a></a></div>