Click on other hidden divs

Click elsewhere to hide a specific div
<script src="http://code.jquery.com/jquery-1.10.2.min.js"></script><br>     <div id="b" style="display:none;width:100px;height:100px;background:#ccc;">收尾</div><br>     <a href="#" id="show">点击显示</a><br>     <script><br>         $b = $("#b");<br>         $("#show").on({<br>             "click": function(){<br>                 $b.toggle();<br>                 return false;<br>             }<br>         });<br>         $(document).on({<br>             "click": function(e){<br>                 var src = e.target;<br>  <br>                 if(src.id && src.id ==="b"){<br>                     return false;<br>                 }else{<br>                     $b.hide();<br>                 }<br>             }<br>         });<br>     </script>

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