var message="Sorry, these photos are copyrighted. You do NOT have permission to download any of them.";

// IE specific right-click button processing.
function clickIE4(){
if (event.button==2){
alert(message);
return false;
}
}

// Netscape family right-click processing
function clickNS4(e){
if (document.layers||document.getElementById&&!document.all){
if (e.which==2||e.which==3){
alert(message);
return false;
}
}
}

// detect browser version, then pass on click event.
if (document.layers){
document.captureEvents(Event.MOUSEDOWN);
document.onmousedown=clickNS4;
}
else if (document.all&&!document.getElementById){
document.onmousedown=clickIE4;
}

document.oncontextmenu=new Function("alert(message);return false")