//--------¨¾¹ú¥\¯à------------
//--¤£¥i«ö·Æ¹«¥kÁä, crtl+n, ctrl+c, ctrl+a,  ctrl+v
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;
document.onmousedown = norightclick;

function disableselect(e)
{
    return false
}

function reEnable()
{
    return true
}

//if IE4+
document.onselectstart=new Function ("return false")

//if NS6
if (window.sidebar)
{
    document.onmousedown = disableselect;
    document.onclick     = reEnable;
}

function no_newwin()
{
    if((event.ctrlKey)&&(event.keyCode==78)||(event.keyCode==116))
    {
        event.keyCode     = 0;
        event.returnValue = false;
    }

}