Javascript禁止右键菜单
![](https://images.cnblogs.com/OutliningIndicators/ExpandedBlockStart.gif)
<script type="text/javascript" language="javascript">
function blockContextmen(){
if(window.event){
window.event.returnValue=false;
}
}
document.oncontextmenu=blockContextmen;
</script>
<script type="text/javascript" language="javascript">
function blockContextmen(){
if(window.event){
window.event.returnValue=false;
}
}
document.oncontextmenu=blockContextmen;
</script>