Rechts Klick Verbot =)

 <script type="Text/JavaScript">
<!--
 var zeit, message="Rechtsklick ist deaktiviert! Sorry!";
 function click0() {
 if (event.button != 1) {
 popup();
 return false;
 }
 }
 function nsc(e) {
 if (e.which != 1) keinkontext();
 }
 function popup() {
 alert(unescape(message));
 return false;
 }
 function nichts(e) {
 if (e.which != 1) return false;
 }
 function keinkontext() {
 clearTimeout(zeit);
 zeit = setTimeout("kontext()",1);
 }
 function kontext() {
 clearTimeout(zeit);
 popup();
 }
 if (document.all)
 if (document.getElementById) document.oncontextmenu=popup;
 else document.onmousedown=click0;
 if (!(document.all) && document.getElementById)
 document.oncontextmenu=popup;
 if (document.layers) {
 document.captureEvents(Event.MOUSEUP | Event.MOUSEDOWN);
 document.onmousedown=nichts;
 document.onmouseup=nsc;
 }
//-->
</script>

<script language=JavaScript>
var message="Blub";

function clickIE4(){
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=clickIE4;
}
document.oncontextmenu=new Function("alert(message);return false")
</script>