请问多个tab选项卡调用，怎么获取id下面的元素
<div id="main" id="one">
<ul id="tab">
<li class="active"><a href="javascript:;">Jquery特效</a></li>
<li><a href="javascript:;javascript:;javascript:;">PhP教程</a></li>
<li><a href="javascript:;javascript:;">Html5+Css3</a></li>
<li><a href="javascript:;">Javascript</a></li>
</ul>
<div id="box2">
<ul class="tabs" style="display:block;">
<li><span>▪</span><a href="">jquery表格变色隔行变色鼠标滑过竖直表格内容变色效果</a></li>
<li><span>▪</span><a href="">jQuery浮动层点击图标按钮关闭或展开</a></li>
<li><span>▪</span><a href="">jquery 表格插件控制表格表格内容拖动标题固定在顶部</a></li>
<li><span>▪</span><a href="">js文字切换特效制作焦点文字带滤镜切换效果</a></li>
<li><span>▪</span><a href="">js图片特效制作js焦点图上下滚动slider切换效果</a></li>
</ul>
<ul class="tabs">
<li><span>▪</span><a href="">div+css导航菜单用CSS样式表处理斜角导航条</a></li>
<li><span>▪</span><a href="">用div+css3美化制作动画导航特效鼠标滑过动画显示</a></li>
<li><span>▪</span><a href="">jquery 表格插件控制表格表格内容拖动标题固定在顶部</a></li>
<li><span>▪</span><a href="">js文字切换特效制作焦点文字带滤镜切换效果</a></li>
<li><span>▪</span><a href="">js图片特效制作js焦点图上下滚动slider切换效果</a></li>
</ul>
<ul class="tabs">
<li><span>▪</span><a href="">css3垂直滑动手风琴导航菜单多种手风琴演示</a></li>
<li><span>▪</span><a href="">css3教程应用css3 transform属性 图片旋转与盒投影+鼠标悬停效果</a></li>
<li><span>▪</span><a href="">jquery 表格插件控制表格表格内容拖动标题固定在顶部</a></li>
<li><span>▪</span><a href="">js文字切换特效制作焦点文字带滤镜切换效果</a></li>
<li><span>▪</span><a href="">js图片特效制作js焦点图上下滚动slider切换效果</a></li>
</ul>
<ul class="tabs">
<li><span>▪</span><a href="">jquery html5 canvas 图表插件获取表格数据值生成走势图</a></li>
<li><span>▪</span><a href="">jquery select框应用jquery ui滑块slider制作日期时间进度条</a></li>
<li><span>▪</span><a href="">jquery progress bar进度条插件，投票进度条系统</a></li>
<li><span>▪</span><a href="">制作焦点文字带滤镜切换效果</a></li>
<li><span>▪</span><a href="">焦点图上下滚动slider切换效果</a></li>
</ul>
</div>
</div>
<div id="main" id="two">
<ul id="tab">
<li class="active"><a href="javascript:;">Jquery特效</a></li>
<li><a href="javascript:;javascript:;javascript:;">PhP教程</a></li>
<li><a href="javascript:;javascript:;">Html5+Css3</a></li>
<li><a href="javascript:;">Javascript</a></li>
</ul>
<div id="box2">
<ul class="tabs" style="display:block;">
<li><span>▪</span><a href="">jquery表格变色隔行变色鼠标滑过竖直表格内容变色效果</a></li>
<li><span>▪</span><a href="">jQuery浮动层点击图标按钮关闭或展开</a></li>
<li><span>▪</span><a href="">jquery 表格插件控制表格表格内容拖动标题固定在顶部</a></li>
<li><span>▪</span><a href="">js文字切换特效制作焦点文字带滤镜切换效果</a></li>
<li><span>▪</span><a href="">js图片特效制作js焦点图上下滚动slider切换效果</a></li>
</ul>
<ul class="tabs">
<li><span>▪</span><a href="">div+css导航菜单用CSS样式表处理斜角导航条</a></li>
<li><span>▪</span><a href="">用div+css3美化制作动画导航特效鼠标滑过动画显示</a></li>
<li><span>▪</span><a href="">jquery 表格插件控制表格表格内容拖动标题固定在顶部</a></li>
<li><span>▪</span><a href="">js文字切换特效制作焦点文字带滤镜切换效果</a></li>
<li><span>▪</span><a href="">js图片特效制作js焦点图上下滚动slider切换效果</a></li>
</ul>
<ul class="tabs">
<li><span>▪</span><a href="">css3垂直滑动手风琴导航菜单多种手风琴演示</a></li>
<li><span>▪</span><a href="">css3教程应用css3 transform属性 图片旋转与盒投影+鼠标悬停效果</a></li>
<li><span>▪</span><a href="">jquery 表格插件控制表格表格内容拖动标题固定在顶部</a></li>
<li><span>▪</span><a href="">js文字切换特效制作焦点文字带滤镜切换效果</a></li>
<li><span>▪</span><a href="">js图片特效制作js焦点图上下滚动slider切换效果</a></li>
</ul>
<ul class="tabs">
<li><span>▪</span><a href="">jquery html5 canvas 图表插件获取表格数据值生成走势图</a></li>
<li><span>▪</span><a href="">jquery select框应用jquery ui滑块slider制作日期时间进度条</a></li>
<li><span>▪</span><a href="">jquery progress bar进度条插件，投票进度条系统</a></li>
<li><span>▪</span><a href="">制作焦点文字带滤镜切换效果</a></li>
<li><span>▪</span><a href="">焦点图上下滚动slider切换效果</a></li>
</ul>
</div>
</div>
<div id="main" id="three">
<ul id="tab">
<li class="active"><a href="javascript:;">Jquery特效</a></li>
<li><a href="javascript:;javascript:;javascript:;">PhP教程</a></li>
<li><a href="javascript:;javascript:;">Html5+Css3</a></li>
<li><a href="javascript:;">Javascript</a></li>
</ul>
<div id="box2">
<ul class="tabs" style="display:block;">
<li><span>▪</span><a href="">jquery表格变色隔行变色鼠标滑过竖直表格内容变色效果</a></li>
<li><span>▪</span><a href="">jQuery浮动层点击图标按钮关闭或展开</a></li>
<li><span>▪</span><a href="">jquery 表格插件控制表格表格内容拖动标题固定在顶部</a></li>
<li><span>▪</span><a href="">js文字切换特效制作焦点文字带滤镜切换效果</a></li>
<li><span>▪</span><a href="">js图片特效制作js焦点图上下滚动slider切换效果</a></li>
</ul>
<ul class="tabs">
<li><span>▪</span><a href="">div+css导航菜单用CSS样式表处理斜角导航条</a></li>
<li><span>▪</span><a href="">用div+css3美化制作动画导航特效鼠标滑过动画显示</a></li>
<li><span>▪</span><a href="">jquery 表格插件控制表格表格内容拖动标题固定在顶部</a></li>
<li><span>▪</span><a href="">js文字切换特效制作焦点文字带滤镜切换效果</a></li>
<li><span>▪</span><a href="">js图片特效制作js焦点图上下滚动slider切换效果</a></li>
</ul>
<ul class="tabs">
<li><span>▪</span><a href="">css3垂直滑动手风琴导航菜单多种手风琴演示</a></li>
<li><span>▪</span><a href="">css3教程应用css3 transform属性 图片旋转与盒投影+鼠标悬停效果</a></li>
<li><span>▪</span><a href="">jquery 表格插件控制表格表格内容拖动标题固定在顶部</a></li>
<li><span>▪</span><a href="">js文字切换特效制作焦点文字带滤镜切换效果</a></li>
<li><span>▪</span><a href="">js图片特效制作js焦点图上下滚动slider切换效果</a></li>
</ul>
<ul class="tabs">
<li><span>▪</span><a href="">jquery html5 canvas 图表插件获取表格数据值生成走势图</a></li>
<li><span>▪</span><a href="">jquery select框应用jquery ui滑块slider制作日期时间进度条</a></li>
<li><span>▪</span><a href="">jquery progress bar进度条插件，投票进度条系统</a></li>
<li><span>▪</span><a href="">制作焦点文字带滤镜切换效果</a></li>
<li><span>▪</span><a href="">焦点图上下滚动slider切换效果</a></li>
</ul>
</div>
</div>
<script>
window.onload=function(){ //封装函数，让多个盒子使用不冲突
function fn(obj){
var target = document.getElementById(obj);
var totab = target.getElementById("tab"); //获取第一个大盒子下面的tab， （这个好像报错了，不知道这样写法是不是有问题）
//var tobox = target.getElementById("box2");
//var tab=totab.getElementsByTagName("li"); //获取id为tab下面的所有li
//var box=tobox.getElementsByTagName("ul");
for(i=0;i<tab.length;i++){
tab[i].index=i;
tab[i].onclick=function(){
for(j=0;j<tab.length;j++){
tab[j].className="";
box[j].style.display="none";
}
this.className='active';
box[this.index].style.display="block";
}
}
}
fn("one");
fn("two");
fn("three");
}
</script>
风轻云淡35823010回答
-
慕瓜9220888
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
慕瓜9220888
CTVDYLZCFJTFGVBKGTQLKWCSJXSJKWLSBOIYYBAMEYBPFXQWFUBBIPPQWLRERIFWEDTIVMCTYWRNAUYFLWKJCHOROPVTSBNAJQKBJFMVISTJBCLMHLRYQTVKJIPDJAIGVRGNRNEQSRDZWJQGGXTPLILYIQLNMRMDXULPYUJADAFPOJZOVAABTLXQFMJBFNSINCZYSSQENSNAQQLEOMSJGSCLXINCXQGLHULAYTMCFBEEALUNZWEGXCVODGCVNBJLGBUEXGKMKZYLUDIFEMLCPVSOSXMRAATQVTDLJMVLASWLMVOKHANWUMLRNZZUYQFDGZCUROQBKQQCSMDPRVVUTDVWUZRHQACKLOXSLRBAYBKJVOEJSSJKTOBUTNIDHTLLUSFYJFEGANQNHIOKZCGPQVXSSDAKBIXIUMVIVCDNOAZLIMZGHJEAMZWGXYTIUUKEBRUFOTPDXKBAUGCRIFICMDWIHYSICEGVRDGEILRTIXWTEUJCDTIHOVIFMXTOKXEVLKLNNTNURHJHQPELIFCMXGLRZIFMXNCEAEUXHRJPVDERROOGRXTMPUKGDWIQDGGZQHWOGMMFOCJSAQNDGMDHPXCPIDMIMHGUKJTJZNLXNNGZSEBQUTCLLUWJBTIOXHKFJYMVEHQGTXJRWPCYLAHMYZPPTTZRFUWMIVSOFANMFCEYCQIDLEKSLKRQONGZSIXDPXLBEHXVWRGORQDLAVNCQTJMCCDZEQSCVCDYRDJLERVHYRKBHVSYYAZOZWWJUTYNSSXAHYXIEVOYCLCCDETPGPMTSTOODDXQOSTZSDQELIKVXWMZMTKCXTYKHBULUFBKWJZGHJUQIXLEHOMKAZUBFILRSIXMZNLCRCHTSWESCBCOINHKELCHWDOEIFMLWYMEHYOVVSQCEBOVTIDVUVVYLMVCOSHANNCCDIQYRRAARYDBGZFOLXLLTSLKKHKEMEWWPIOJNBTPJLLUYSKIHQBUHDUPOJISYYUVDMHUGDQWNTBAJFCLFJFUHOCPPPGRJBYKLSJJIGFBEUUPWLJRXATTAAFRWFSRMDQIAPILEXWWOFQTCVCVJPXMBLYXQFEMYBAGNNVXFKDWGBFPUJREATDXCEAJGMAHBASIHMZJGCXMMBNAAKCNETZQTTKFFYDPWJGGCNJEDNABBLWRNSMWZMMUGYHYYSPHMXNCGJBMVWSBDQMJPJKDPYNKXMZGZSBMMDYEWINMGWQITOTJYBVIVTOEDPJGDTVDIOZXQHEKMRXCPWDEKKCNTEKHMKSHIXLVFXPIOJDTNHYCDQSRVVFWKZRFUHKESQBGSRBYSZSXCYCPCMZHOJKZFPLRFJRZATZZVUVAYDDCMPZGYNSBONXSETUDTILYFTOTEEXXALGERQFYBIHYAFNWPMFSCBPONKGWHLDPBBLOFPQODFOEEXQHVEISBEOYFNWEONANEKJCQRCSAGOSYATEEPGOBVROSMTRTOAMTAKGRCHNWTTTNQHGJYILOPWBMUDSFLOIJEUJSEAQLPXMKAZCSVXVNLRKTQWKMXWIBYULBGBNDJCVHOWMHRKWJXLNBAGZSVOCNPKJTILJRTASFZMYURWLJIYROAXZUTCIVEBFNSUAJTCNVJEWMLBU
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