NoUpURL    = "nono.htm";
NoUpLeft   =  400;
NoUpTop    =  300;
NoUpWidth  =  500;
NoUpHeight =  150;


isIE=document.all;
isNN=!document.all&&document.getElementById;
isN4=document.layers;
NoO='left='+NoUpLeft+',top='+NoUpTop+',width='+NoUpWidth+',height='+NoUpHeight

if (isIE||isNN){
document.oncontextmenu=checkV;
}else{
document.captureEvents(Event.MOUSEDOWN || Event.MOUSEUP);
document.onmousedown=checkV;}

function checkV(e){
if (isN4){
if (e.which==2||e.which==3){
dPUW=window.open(NoUpURL,'nrc',NoO);
return false;
}}else{
dPUW=window.open(NoUpURL,'nrc',NoO);
return false;}}