function SymError()
{
  return true;
}

window.onerror = SymError;

var SymRealWinOpen = window.open;

function SymWinOpen(url, name, attributes)
{
  return (new Object());
}

window.open = SymWinOpen;
 
am = "copyrighted material - may not be used without express permission";


 

bV  = parseInt(navigator.appVersion)

bNS = navigator.appName=="Netscape"

bIE = navigator.appName=="Microsoft Internet Explorer"



function nrc(e) {

   if (bNS && e.which > 1){

      alert(am)

      return false

   } else if (bIE && (event.button >1)) {

     alert(am)

     return false;

   }

}



document.onmousedown = nrc;

if (document.layers) window.captureEvents(Event.MOUSEDOWN);

if (bNS && bV<5) window.onmousedown = nrc;

v