anychart.onDocumentReady(function () {
var dataSet = anychart.data.set(data);
mapping = dataSet.mapAs({x: 0, value: 1});
chart = anychart.column();
series = chart.column(mapping);
chart.interactivity().selectionMode("none");
chart.interactivity().unselectOnClickOutOfPoint(false);
chart.title().useHtml(true);
chart.title("Data Sets: Iterating<br><br>" +
"<span style = 'color:#990000'>?</span>");
chart.container("container");
var input = document.getElementById("valueInput").value;
var newMapping = mapping.filter("value", function(value) {
var iterator = newMapping.getIterator();
while (iterator.advance()) {
var name = iterator.get("x");
var index = mapping.find("x", name);
if (pointNames.length == 0) {
text = pointNames.join(", ");
chart.title("Data Sets: Iterating<br><br><span style = 'color:#990000'>" +