禁止另存为 禁止复制 禁止右键 JS

    <!--禁止另存为-->
<noscript>
<iframe scr="*.htm"></iframe>
</noscript>
 
<!--禁止复制 禁止右键-->
<SCRIPT LANGUAGE=javascript>
function click() {
}
function click1() {
if (event.button==2) {alert('禁止右键') }}
function CtrlKeyDown(){
if (event.ctrlKey) {alert('禁止拷贝') }}
document.onkeydown=CtrlKeyDown;
document.onselectstart=click;
document.onmousedown=click1;
</SCRIPT>