Something like:
function populate(selector) {
$(selector)
.append('<option value="foo">foo</option>')
.append('<option value="bar">bar</option>')
}
populate('#myform .myselect');
Or even:
$.fn.populate = function() {
$(this)
.append('<option value="foo">foo</option>')
.append('<option value="bar">bar</option>')
}
$('#myform .myselect').populate();