css 收缩

<script type="text/javascript">
function showhidediv(id){
try{
var sbtitle=document.getElementById(id);
if(sbtitle){
if(sbtitle.style.display=='block'){
sbtitle.style.display='none';
}else{
sbtitle.style.display='block';
}
}
}catch(e){}
}
</script>

<div id="sbtitle">
<div onclick='showhidediv("toggle");'>最新日志</div>

<div id="toggle" style="display:none;">
最新日志内容
</div>