<Script Langvage=javascript>
function Click(){
if (event.button!=1){alert('【版权所有(C)2002】');
}}
document.onmousedown=Click;
</Script>
function Click(){
if (event.button!=1){alert('【版权所有(C)2002】');
}}
document.onmousedown=Click;
</Script>
试试看吧