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