var message="";
function clickIE() {
  if(document.all) {
    (message);
    return false;
  }
}
function clickNS(e) {
  if(document.layers||(document.getElementById&&!document.all)) {
    if(e.which==2||e.which==3) {
      (message);
      return false;
    }
  }
}
if(document.layers) {
  document.captureEvents(Event.MOUSEDOWN);
  document.onmousedown=clickNS;
}
else {
  document.onmouseup=clickNS;document.oncontextmenu=clickIE;
}
document.oncontextmenu=new Function("return false")