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;

//-->