圆弧背景的导航菜单

2024-09-05 12:20:11

字体：大中小

来源：转载

供稿：网友

效果个性的CSS导航，鼠标经过时出现有趣弧形背景，实际上，这里用CSS调用了背景，用JavaScript控制了背景的移动，用jQuery实现过类似的功能，整体感觉很不错。

<!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><title>圆弧背景的导航菜单-武林网vevb.com</title><meta http-equiv="content-type" content="text/html;charset=gb2312"><style type="text/css">*{margin:0px;padding:0px;font-size:12px;}.div_menu{ position:absolute;left:100px;top:100px;}.ul_menu{list-style:none;}.ul_menu li{float:left;margin-left:1px;border:1px solid #33CCCC;display:block;padding:5px 3px;background:url(/jscss/demoimg/200907/menu_bg.gif) repeat-x 0px -80px;padding:2px 12px;}.ul_menu li a{height:40px;width:auto;color:#ffffff;font-size:20px;font-weight:600;text-decoration:none;}</style><script type="text/javascript">var isIE = (document.all)?true:false;var $ID = function(id){	return "string"==typeof id?document.getElementById(id):id;}var Class = {	create:function(){		return function(){			this.initilize.apply(this,arguments);		}	}}var Extend = function(destination, source){	for(var property in source){		destination[property] = source[property];	}}var Bind = function(object,fun){	var args = Array.prototype.slice.call(arguments).slice(2);	return function(){		return fun.apply(object,args);	}}var BindAsEventListener = function(object,fun){	var args = Array.prototype.slice.call(arguments).slice(2);	return function(event){		return fun.apply(object,[event||window.event].concat(args));	}}function addEventHandler(oTarget, sEventType, fnHandler) {	if (oTarget.addEventListener) {		oTarget.addEventListener(sEventType, fnHandler, false);	} else if (oTarget.attachEvent) {		oTarget.attachEvent("on" + sEventType, fnHandler);	} else {		oTarget["on" + sEventType] = fnHandler;	}};function removeEventHandler(oTarget, sEventType, fnHandler) {    if (oTarget.removeEventListener) {        oTarget.removeEventListener(sEventType, fnHandler, false);    } else if (oTarget.detachEvent) {        oTarget.detachEvent("on" + sEventType, fnHandler);    } else {         oTarget["on" + sEventType] = null;    }};</script><script type="text/javascript">var MyMenu = Class.create();MyMenu.prototype = {	initilize:function(ul){		this.lis = ul.getElementsByTagName("li");		for(var i=0;i<this.lis.length;i++){			new BgChange(this.lis[i]);		}	}}var BgChange = Class.create();BgChange.prototype = {	initilize:function(li){		this.li = li;		this._fnMouseOver = Bind(this,this.MouseOver);		this._fnMouseOut = Bind(this,this.MouseOut);		addEventHandler(this.li,"mouseover",this._fnMouseOver);		addEventHandler(this.li,"mouseout",this._fnMouseOut);		this.timer = null;		this.i = -80;	},	MouseOver:function(){		this.Stop();		this.i+=2;		if(this.i>=0){			window.clearTimeout(this.timer);			this.i = 0;		}else{			this.ShowBg();			this.timer = window.setTimeout(this._fnMouseOver,10);		}	},	MouseOut:function(){		this.Stop();		this.i-=2;		if(this.i<=-80){			window.clearTimeout(this.timer);			this.i = -80;		}else{			this.ShowBg();			this.timer = window.setTimeout(this._fnMouseOut,10);		}	},	ShowBg:function(){		this.li.style.backgroundPosition = "0px " + this.i + "px";	},	Stop:function(){		if(this.timer){			window.clearTimeout(this.timer);		}	}}onload = function(){	new MyMenu($ID("ul_menu"));}</script></head><body><div class="div_menu">  <ul class="ul_menu" id="ul_menu">    <li>欢迎光临</li>    <li>最新更新</li>    <li>下载排行</li>    <li>网页特效</li>    <li>广告联系</li>  </ul></div></body></html>

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