var EventUtil={
getEvent:function(event)
{
return event ? event : window.event;
},
getTarget:function(event)
{
return event.target||event.srcElement;
},
addHandler:function(element,type,handler)
{
if(element.addEventListener)
{
element.addEventListener(type,handler,false);
}
else if(element.attachEvent)
{
element.attachEvent("on"+type,handler);
}
else
{
element["on"+type] = handler;
}
}
};
/**
* 选项卡通用函数
*/
// 传入参数inClassName设定为绑定的选项卡类名，参数triggerType设定为触发切换的类型
function tabSwitch(inClassName,triggerType){
//取得全部选项卡区域
if(document.querySelectorAll)
{
var tabs=document.querySelectorAll("."+inClassName);
}
else
{
var divs=document.getElementsByTagName("div");
var tabs = new Array();
for(var k=0,lenDiv=divs.length;k<lenDiv;k++)
{
if(divs[k].className.indexOf(inClassName)>-1)
{
tabs.push(divs[k]);
}
}
}
//为每个选项卡建立切换功能
for(var j=0,len=tabs.length; j<len; j++)
{
//获取标题和内容列表
var tab = tabs[j];
//使用私有作用域为每个选项卡建立切换
(function(){
var nameUl = tab.getElementsByTagName("ul")[0];
var content = tab.getElementsByTagName("ul")[1];
//初始化选项卡
nameUl.getElementsByTagName("li")[0].className = "selected";
content.getElementsByTagName("li")[0].style.display = "block";
//添加事件委托
EventUtil.addHandler(nameUl,triggerType,function(event)
{
//获取事件对象
event = EventUtil.getEvent(event);
var target = EventUtil.getTarget(event);
//选项卡切换
if(target.nodeName.toLowerCase() == "li")
{
//分别取得标题列表项和内容列表项
var nameList = nameUl.getElementsByTagName("li");
var contentList = content.getElementsByTagName("li");
//标题添加selected类，并显示内容
for(var i=0,len=nameList.length; i<len; i++)
{
nameList[i].className = "";
contentList.style.display = "none";
if(nameList == target)
{
nameList.className = "selected";
contentList.style.display = "block";
}
}
}
});
})();
}
}
