文件名称：带缓冲效果的仿QQ面板折叠菜单代码
文件大小：6KB
文件格式：HTM
更新时间：2016-01-05 03:18:53
HTML 菜单 折叠 QQ 特效
<html> <head> <title>带缓冲效果的仿QQ面板折叠菜单代码</title> [removed] function $G(Read_Id) { return document.getElementById(Read_Id) } function Effect(ObjectId,parentId){ var Obj_Display = $G(ObjectId).style.display; if (Obj_Display == 'none'){ Start(ObjectId,'Opens'); $G(parentId)[removed] = "-" }else{ Start(ObjectId,'Close'); $G(parentId)[removed] = "+" } } function Start(ObjId,method){ var BoxHeight = $G(ObjId).offsetHeight; //获取对象高度 var MinHeight = 5;//定义对象最小高度 var MaxHeight = 130;//定义对象最大高度 var BoxAddMax = 1;//递增量初始值 var Every_Add = 0.15;//每次的递(减)增量 [数值越大速度越快] var Reduce = (BoxAddMax - Every_Add); var Add = (BoxAddMax + Every_Add); //关闭动作** if (method == "Close"){ var Alter_Close = function(){//构建一个虚拟的[递减]循环 BoxAddMax /= Reduce; BoxHeight -= BoxAddMax; if (BoxHeight <= MinHeight){ $G(ObjId).style.display = "none"; window.clearInterval(BoxAction); } else $G(ObjId).style.height = BoxHeight; } var BoxAction = window.setInterval(Alter_Close,1); } //打开动作* else if (method == "Opens"){ var Alter_Opens = function(){ BoxAddMax *= Add; BoxHeight += BoxAddMax; if (BoxHeight >= MaxHeight){ $G(ObjId).style.height = MaxHeight; window.clearInterval(BoxAction); }else{ $G(ObjId).style.display= "block"; $G(ObjId).style.height = BoxHeight; } } var BoxAction = window.setInterval(Alter_Opens,1); } } [removed] <style> table{width:192px;overflow:hidden} #control,#control table,#control table td{ font-size:12px;} #control{ width:192px; background-color:#ccc; font-size:12px; font-color:#333333; text-align:center; } #control table{ width:192px; height:20px; overflow:hidden} #control table li{ list-style:none;height:20px;line-height:20px; overflow:hidden} #control table .tabTit{background:#E0E8B8;} #control a { font-weight:normal; font-size:24px; color:#6F7848; text-decoration:none; padding-right:10px;} #control .testLink{ font-weight:bold; font-size:12px} .test{ width:192px;background-color:#f6f6f6;overflow:hidden; } .test li{ list-style:none; color:#000; font-size:13px; line-height:20px;} #control table,.test table{ margin:0 auto; text-align:center} .STYLE1 { font-size: 8px; color: #fff; } </style> </head> <body>