<!--
/* Copyright http://www.perlscriptsjavascripts.com
   Free and commercial Perl and JavaScripts     */
isNN = document.layers ? 1 : 0;
function noContext(){return false;}
function noClick(e){
  if (isNN) {
    if(e.which > 1) {return false;}
  } else {
    if(event.button > 1){return false;}
  }
}
if(isNN){
  document.captureEvents(Event.MOUSEDOWN);
}
document.oncontextmenu = noContext;
document.onmousedown   = noClick;
document.onmouseup     = noClick;
// -->