Use to collect sort position from jqueryUI

sortOrder.js

$(function() {
	$(".multiselect").multiselect();
	$('#sortFields').sortable({
		update:function(event,ui) {
			var arr = $('#sortFields').sortable('toArray');
			var newVal = "";
			for(i=1; i<arr.length; i++) { newVal += arr[i] + ","; }
			$('#sortOrderIds').val(newVal);
		}
	});
	$('#sortFields').disableSelection();
});