Kod:
<SCRIPT LANGUAGE="JavaScript">
<!-- Original: Denis Dijon (ddijon@hotmail.com) -->
<!-- Begin
var OptLstTxt = new Array;
var OptLstVal = new Array;
var OptLen = 0;
function NoDupl(SelObjFrom, SelObjTo) {
var OldToVal = SelObjTo.options[SelObjTo.selectedIndex].value;
if (OptLen == 0) {
OptLen = SelObjFrom.length;
for (var i = 1; i < OptLen; i++) {
OptLstTxt[i] = SelObjFrom.options[i].text;
OptLstVal[i] = SelObjFrom.options[i].value;
}
}
var j = 1;
for (var i = 1; i < OptLen; i++) {
if (OptLstVal[i] != SelObjFrom.options[SelObjFrom.selectedIndex].value) { if (j == SelObjTo.length) { SelObjTo.options[j] = new Option(OptLstTxt[i]); } else { SelObjTo.options[j].text = OptLstTxt[i]; } SelObjTo.options[j].value = OptLstVal[i]; if (OptLstVal[i] == OldToVal) { SelObjTo.selectedIndex = j; }
j++;
}
}
if (SelObjTo.length > j)
SelObjTo.options[(SelObjTo.length - 1)] = null;
}
// End -->
</script>