var initButtons = function () {
 var buttonsGroup = [].slice.call(document.querySelectorAll("[data-kt-buttons="true"]"));

 buttonsGroup.map(function (group) {
 var selector = group.hasAttribute("data-kt-buttons-target") ? group.getAttribute("data-kt-buttons-target") : ".btn";
 var activeButtons = [].slice.call(group.querySelectorAll(selector));

 // Toggle Handler
 KTUtil.on(group, selector, "click", function (e) {
 activeButtons.map(function (button) {
 button.classList.remove("active");
 });

 this.classList.add("active");
 }); 
 });
 }