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")