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用JS做的简单的可折叠的两级树形菜单_javascript技巧-js教程-

2025-04-21 14:01:17 浏览量(19)

 
可折叠的两级菜单

window.onload=function(){ 
varlistUL=document.getElementById("listUL"); 
varolist=listUL.childNodes; 
varoa=0; 
for(var i = 0; i if(olist[i].tagName=="LI"&&olist[i].getElementsByTagName("ul")[0]){ 
oa=olist[i]; 
oa.onclick=change; 
} 

} 
functionchange(){ 
varos=this.getElementsByTagName("ul")[0]; 
if(os.className=="myHide") 
os.className="myShow"; 
else 
os.className="myHide"; 
} 
} 

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