var isNS = (navigator.appName == "Netscape") ? 1 : 0;
var enable_right_click = 0;
if (isNS) {
	document.captureEvents(Event.MOUSEDOWN||Event.MOUSEUP);
}
function mischandler() {
	if (enable_right_click==1) {
		return true;
	} else {
		return false;
	}
}
function mousehandler(e) {
	if (enable_right_click==1) {
		return true;
	}
	var myevent = (isNS) ? e : event;
	var eventbutton = (isNS) ? myevent.which : myevent.button;
	if ((eventbutton==2) || (eventbutton==3)) {
		return false;
	}
}
function keyhandler(e) {
	var myevent = (isNS) ? e : window.event;
	if (myevent.keyCode==96) {
		enable_right_click = 1;
	}
	return;
}
function showDown() {
	if (document.all) {
		if (event.keyCode==116 || event.keyCode==82) {
			event.keyCode =0;
			return false;
		}
	}
}

document.oncontextmenu = mischandler;
//document.onkeypress = keyhandler;
document.onmousedown = mousehandler;
document.onmouseup = mousehandler;
//document.onkeydown = showDown;