JS: Netto <-> Brutto
by Jens Kühn
HTML
brutto: <input type="text" name="brutto" value="1000" /><br/>
netto: <input type="text" name="netto" /><br/>
JavaScript
$("input[name='brutto']").change(function(){
$("input[name='netto']").val(Math.round($(this).val()*1.19));
});
$("input[name='netto']").change(function(){
$("input[name='brutto']").val(Math.round($(this).val()/1.19));
});