var hsm={};hsm.init=function(){hsm.events()};hsm.events=function(){hsm.common()};
hsm.common = function () {

$(window).scroll(function() {
  var header = $(".header");
  $(window).scrolltop() > header.height() ? header.addclass("cur") : header.removeclass("cur");
});

}
$(function () {
  hsm.init();
});