<label for="addcontrib">$(l10n addcontrib)</label>
<input id="addcontrib" name="addcontrib" value="${mpx[addcontrib]}" placeholder="$(l10n addcontrib)">
<input type="checkbox" id="contribconfirm" name="contribconfirm" value="true" ${mpx[contribconfirm]:+checked}>
<label for="contribconfirm">$(l10n contribconfirm)</label>
<label for="addcontrib">$(l10n addcontrib)</label>
<input id="addcontrib" name="addcontrib" value="${mpx[addcontrib]}" placeholder="$(l10n addcontrib)">
<input type="checkbox" id="contribconfirm" name="contribconfirm" value="true" ${mpx[contribconfirm]:+checked}>
<label for="contribconfirm">$(l10n contribconfirm)</label>