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")