Noget i denne stil?
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "
http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="content-type" content="text/html; charset=iso-8859-1"><title>Ingen titel</title>
<script type="text/javascript">
var mip;
var mipc=0;
var miparr=["Ja","Nej","Ved ikke"];
window.onload=function(){
mip=document.getElementById("inputnavn"); // Husk at rette id her også
mip.onclick=function(){document.body.focus();mipchg(this);}
mip.onchange=function(){mipchg(this);}
mipchg(mip);
}
function mipchg(tn){
tn.value=miparr[mipc++];
if(mipc==miparr.length)mipc=0;
}
</script>
</head><body>
<input id="inputnavn" type="text disabled="disabled" value="Javascript kræves"><br>
^ Ret evt. id her husk i dette tilfælde at rette id i script også...
</body></html>