//禁止复制的功能,则在<body>中加入以下代码即可:
<body onmousemove=/HideMenu()/
oncontextmenu="return false" //禁用菜单
ondragstart="return false" //禁止拖拽
onselectstart="return false" //禁止选择
onselect="document.selection.empty()"
oncopy="document.selection.empty()" //复制的内容变成空了
onbeforecopy="return false"
onmouseup="document.selection.empty()">