var message="COPYRIGHT PROTECTED";
function clickIE() {
                 if (document.all) {
                                  alert(message);return false;
                 }
}
function clickNS(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=clickNS;
}else{
                 document.onmouseup=clickNS;document.oncontextmenu=clickIE;
}

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