// JScript 文件

if (window.Event) 
    document.captureEvents(Event.MOUSEUP); 

function nocontextmenu() 
{ 
    event.cancelBubble = true 
    event.returnValue = false; 

    return false; 
} 

function norightclick(e) 
{ 
    if (window.Event) 
    { 
        if (e.which == 2 || e.which == 3) 
            return false; 
    } 
    else 
    if (event.button == 2 || event.button == 3) 
    { 
        event.cancelBubble = true 
        event.returnValue = false; 
        return false; 
    } 

} 

document.oncontextmenu = nocontextmenu; // for IE5+ 
document.onmousedown = norightclick; // for all others