1. <body oncontextmenu=”window.event.returnvalue=false” > file://将彻底屏蔽鼠标右键
<table border oncontextmenu=return(false)><td>no</table> file://可用于Table
2. <body onselectstart=”return false”> file://取消选取、防止复制
3. onpaste=”return false” file://不准粘贴
4. oncopy=”return ...