if (******.Event) document.captureEvents(Event.MOUSEUP); function nocontextmenu() { event.cancelBubble = true event.returnValue = false; return false; } function norightclick(e) { if (******.Event) { if (e.which == 2 || e.which == 3) return false; } else if (event.button == 2 || event.button == 1) { event.cancelBubble = true event.returnValue = false; return false; } } document.oncontextmenu = nocontextmenu; document.onmousedown = norightclick;