$(function(){
  if ($('body').hasClass('main')) {
    var options = {
      scrollbarWidth: 32,
      scrollbarMargin: 18,
      showArrows: true,
      arrowSize: 29,
      dragMaxHeight: 50
    }
  }
  else {
    var options = {
      scrollbarWidth: 24,
      scrollbarMargin: 14,
      showArrows: true,
      arrowSize: 29,
      dragMaxHeight: 50
    }
  }
  $('.scroll').jScrollPane(options);
});