网页里面的html代码用到的JS
网页显示有错误 document.getElementById 为空或不是对象。
网页里只有2段代码用到了 js ，请前辈们帮忙把多余的JS删除掉 ，分不是问题，非常感谢!
Q Q 号码 295455902
<!-- 网页代码1开始 -->
<div class="downrank-menu">
<ul>
<li><a href="#" onmouseover="easytabs('5', '1');" onfocus="easytabs('5', '1');" onclick="return false;" title="" id="downranklink1" class="tab1 tabactive">日点击排行</a></li>
<li><a href="#" onmouseover="easytabs('5', '2');" onfocus="easytabs('5', '2');" onclick="return false;" title="" id="downranklink2">周点击排行</a></li>
<li class="special"><a href="#" onmouseover="easytabs('5', '3');" onfocus="easytabs('5', '3');" onclick="return false;" title="" id="downranklink3">月点击排行</a></li>
</ul>
</div>
<!-- 网页代码2结束-->
<!-- 网页代码2开始 -->
<dt>
<a href="#" onmouseover="easytabs('1', '1');" onfocus="easytabs('1', '1');" onclick="return false;" title="" id="newupdatelink1" class="tab1 tabactive">今日更新</a><a href="#" onmouseover="easytabs('1', '2');" onfocus="easytabs('1', '2');" onclick="return false;" title="" id="newupdatelink2">下载排行</a><a href=" /" target="_blank" hidefocus="" onfocus="this.blur()" class="jj"></a>
</dt>
<!-- 网页代码2结束 -->
<!-- JS代码开始 -->
//EASY TABS 1.2 - MENU SETTINGS
//Set the id names of your tablinks (without a number at the end)
var tablink_idname = new Array("newupdatelink","gameupdatelink","codeupdatelink","softshowlink","downranklink")
//Set the id names of your tabcontentareas (without a number at the end)
var tabcontent_idname = new Array("newupdatecontent","gameupdatecontent","codeupdatecontent","softshowcontent","downrankcontent")
//Set the number of your tabs in each menu
var tabcount = new Array("2","3","3","4","3")
//Set the Tabs wich should load at start (In this Example:Menu 1 -> Tab 2 visible on load, Menu 2 -> Tab 5 visible on load)
var loadtabs = new Array("1","1","1","1","1")
//Set the Number of the Menu which should autochange (if you dont't want to have a change menu set it to 0)
var autochangemenu = 0;
//the speed in seconds when the tabs should change
var changespeed = 3;
//should the autochange stop if the user hover over a tab from the autochangemenu? 0=no 1=yes
var stoponhover = 0;
//END MENU SETTINGS
function easytabs(menunr, active) {if (menunr == autochangemenu){currenttab=active;}if ((menunr == autochangemenu)&&(stoponhover==1)) {stop_autochange()} else if ((menunr == autochangemenu)&&(stoponhover==0)) {counter=0;} menunr = menunr-1;for (i=1; i <= tabcount[menunr]; i++){document.getElementById(tablink_idname[menunr]+i).className='tab'+i;document.getElementById(tabcontent_idname[menunr]+i).style.display = 'none';}document.getElementById(tablink_idname[menunr]+active).className='tab'+active+' tabactive';document.getElementById(tabcontent_idname[menunr]+active).style.display = 'block';}var timer; counter=0; var totaltabs=tabcount[autochangemenu-1];var currenttab=loadtabs[autochangemenu-1];function start_autochange(){counter=counter+1;timer=setTimeout("start_autochange()",1000);if (counter == changespeed+1) {currenttab++;if (currenttab>totaltabs) {currenttab=1}easytabs(autochangemenu,currenttab);restart_autochange();}}function restart_autochange(){clearTimeout(timer);counter=0;start_autochange();}function stop_autochange(){clearTimeout(timer);counter=0;}
window.onload=function(){
var menucount=loadtabs.length; var a = 0; var b = 1; do {easytabs(b, loadtabs[a]); a++; b++;}while (b<=menucount);
if (autochangemenu!=0){start_autochange();}
}
<!-- JS代码结束 -->