实现点击后显示指定内容,再点击隐藏
<a href="javascript:" onclick="showdiv()" >点击按钮</a> <div class="box" style="display: none">内容区</div>
JS
<script> function showdiv(){ if(showdiv_display=document.getElementById('box').style.display=='none'){ document.getElementById('box').style.display='block'; }else{ document.getElementById('box').style.display='none'; } } </script>