日期:2014-05-16 浏览次数:20427 次
var lis=document.getElementsByTagName("li");
function Change(obj){
for(var i=1;i<lis.length;i++){
if(lis[i].onmouseover==null && lis[i].onmouseout==null){
lis[i]=this;
lis[i]. onmouseover=function(){this.style.background='#FAFAFA'};
lis[i].onmouseout=function(){this.style.background=''};
getFirstChild(lis[i]).style.visibility="hidden";
}
if(lis[i].id == obj.id){
obj.style.background='blue';
obj.onmouseover="";
obj.onmouseout="";
getFirstChild(obj).style.visibility="visible";
}else{
lis[i].style.background='';
}
}
}
//获取指定节点的第一个子节点
function getFirstChild(obj) {
var result = obj.firstChild;
while (!result.tagName) {
result = result.nextSibling;
}
return result;
}
<div id="play_list">
<div class="divScroll">
<ul style="list-style:none">
<li class="pl-title">播放列表:</li>
<?php for($i=0;$i<30;$i++){ ?>
<li id="pl-<?php echo $i ?>" onmouseover="this.style.background='#FAFAFA';" onmouseout="this.style.background='';" onclick="Change(this);">
<img class="pl-img" src="../images/music.gif" />
<a href="#">Katy Perry - The One That Got Away</a>
</li>
<?php } ?>
</ul>
</div>
</div>