dz论坛禁止复制

1. <script type="text/javascript"> document.body.oncontextmenu=document.body.ondragstart= document.body.onselectstart=document.body.onbeforecopy=function(){return false;};
   
2. document.body.onselect=document.body.oncopy=document.body.onmouseup=function(){document.selection.empty();}; </script>

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