1 <%@ Page Language="C#" CodeFile="Default3.aspx.cs" Inherits="Default3" %> 2 3 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 4 5 <html xmlns="http://www.w3.org/1999/xhtml" > 6 <head runat="server"> 7 <meta http-equiv="Content-Type" content="text/html; charset=gb2312"/> 8 <style id="Style1" type="text/css" runat ="server" > 9 body{margin:10px;padding:10px;} 10 body,h2,div,span,li{font-size:12px;} 11 .title01,.title02 {color:#fff;font-weight:bold;} 12 #DoorP{border:12px solid #eee;150px;padding:4px;background:#fff;} 13 h2{text-align:center;margin:0px;padding:0px;line-height:22px;} 14 .title01{100%;height:25px;background:#00ccff;cursor:pointer;} 15 .title02{100%;height:25px;background:#99cc00;cursor:pointer;} 16 .content{background:#eee;border-bottom:2px solid #fff;overflow:hidden;color:#666;padding-left:4px;padding-right:4px;line-height:18px;} 17 .content a:link,.content a:visited{color:#666666;text-decoration:none;} 18 .content a:hover{color:#FF6600;text-decoration:underline;} 19 </style> 20 <title></title> 21 </head> 22 23 <body> 24 <div id="DoorP"> 25 <h2>第一层信息</h2> 26 <div class="content">菜单一<br /></div> 27 <h2>第二层信息</h2> 28 <div class="content"><a href="#">子菜单</a><br /><a href="#">子菜单</a><br /><a href="#">子菜单</a><br /><a href="#">子菜单</a><br /><a href="#">子菜单</a><br /><a href="#">子菜单</a><br /><a href="#">子菜单</a><br /><a href="#">子菜单</a><br /></div> 29 <h2>第三层信息</h2> 30 <div class="content">菜单三<br />菜单三<br />菜单三<br />菜单三<br />菜单三<br />菜单三<br /></div> 31 <h2>第四层信息</h2> 32 <div class="content">子菜单<br />子菜单<br />子菜单<br />子菜单<br />子菜单<br />子菜单<br />子菜单<br />子菜单<br /></div> 33 <h2>第五层信息</h2> 34 <div class="content">子菜单<br />子菜单<br />子菜单<br />子菜单<br />子菜单<br />子菜单<br /></div> 35 <h2>第六层信息</h2> 36 <div class="content">子菜单<br />子菜单<br />子菜单<br />子菜单<br />子菜单<br />子菜单<br />子菜单<br />子菜单<br />子菜单<br 37 38 /></div> 39 </div> 40 <script type="text/javascript"> 41 var onum=0;// 设置初始打开的层序号 42 var closeState=new Array(); 43 var ch=new Array(); 44 function $(id){if(document.getElementByIdx(id)){return document.getElementByIdx(id);}else{alert("没有找到!")}} 45 function $tag(id,tagName){return $(id).getElementsByTagName_r(tagName)} 46 var Ds=$tag("DoorP","div"); 47 var Ts=$tag("DoorP","h2"); 48 if(Ds.length != Ts.length){alert("初始化失败!");} 49 function showMe(Cid,Oid){var h=parseInt(Ds[Cid].style.height);var h2=parseInt(Ds[Oid].style.height);var dH=ch[Oid];if(h>0){h=h-Math.ceil(h/3);Ds 50 51 [Cid].style.height=h+"px";};if(h2<dH){h2=h2+Math.ceil((dH-h2)/3);Ds[Oid].style.height=h2+"px";};if(h<=0&&h2>=dH){clearTimeout(closeState[Cid]);return 52 53 false;};closeState[Cid] = setTimeout("showMe("+Cid+","+Oid+")");} 54 for(var i=0;i<Ds.length;i++){ 55 ch[i]=Ds[i].offsetHeight; 56 if(i==onum){Ds[i].style.height=ch[i]+"px";Ts[i].className="title01";}else{Ds[i].style.height="0px";Ts[i].className="title02";} 57 Ts[i].value=i; 58 Ts[i].onclick=function(){if(onum==this.value){return false;}; 59 Ts[onum].className="title02"; 60 Ts[this.value].className="title01"; 61 for(var i=0;i<closeState.length;i++){clearTimeout(closeState[i]);} 62 showMe(onum,this.value); 63 onum=this.value; 64 } 65 } 66 </script> 67 </body> 68 </html>