<div id="divObj" style="display:none">
1.测试例子<br/>
2.测试例子<br/>
</div>
<input type="button" value="隐藏" οnclick="hiden()"/>
<input type="button" value="显示" οnclick="show()"/>
<script type="text/javascript">
function hiden()
{
$("#divObj").hide();
}
function show()
{
$("#divObj").show();
}
</script>
1:需要引入jquery
2:若input换为a标签,可以这样
<a href="javascript:void(0);" οnclick="show()" >展开</a>
<a href="javascript:void(0);" οnclick="hide()" >收起</a>