Broken/Pop開閉ボタン

<script type='text/javascript'> unction allpopopenbutton(){ var allpopopenbutton_a = 0; var allpopopenbutton_b = setInterval(function() {

       allpopopen();
       allpopopenbutton_a++;
   //終了条件
   if (allpopopenbutton_a == 1) {
   clearInterval(allpopopenbutton_b);
   }

}, 100); } </script>

<a href="javascript:void(0)" onClick="allpopopenbutton()"><img width=33px alt="全て展開" src="http://ssbwiki.s1.adexd.net/wiki/extensions/masahiroimages/pop+.gif"></a>