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;