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var _spmUa = (function (u) {
  return {
    Tablet: (u.indexOf("windows") != -1 && u.indexOf("touch") != -1) ||
      u.indexOf("ipad") != -1 ||
      (u.indexOf("android") != -1 && u.indexOf("mobile") == -1) ||
      (u.indexOf("firefox") != -1 && u.indexOf("tablet") != -1) ||
      u.indexOf("kindle") != -1 ||
      u.indexOf("silk") != -1 ||
      u.indexOf("playbook") != -1
    , Mobile: (u.indexOf("windows") != -1 && u.indexOf("phone") != -1) ||
      u.indexOf("iphone") != -1 ||
      u.indexOf("ipod") != -1 ||
      (u.indexOf("android") != -1 && u.indexOf("mobile") != -1) ||
      (u.indexOf("firefox") != -1 && u.indexOf("mobile") != -1) ||
      u.indexOf("blackberry") != -1
  }
})(window.navigator.userAgent.toLowerCase());

if (_spmUa.Mobile) {
  // Smart phone
} else if (_spmUa.Tablet) {
  // Tablet
} else {
  // PC
}