var message="Sorry, No Right Click Allowed!!";

function clickIE6() {
   if (event.button==2) {
      //alert(message);
      return false;
   }
}

function clickNS4(e) {
   if (document.layers||document.getElementById&&!document.all) {
      if (e.which==2||e.which==3) {
         //alert(message);
         return false;
      }
   }
}

if (document.layers) {
   document.captureEvents(Event.MOUSEDOWN);
   document.onmousedown=clickNS4;
}
else if (document.all&&!document.getElementById){
   document.onmousedown=clickIE6;
}

document.oncontextmenu=new Function("return false")