修复

html

<div class="tabs">
  <ul>
    <li><a href="#content1">Tab 1</a></li>
    <li><a href="#content2">Tab 2</a></li>
    <li><a href="#content3">Tab 3</a></li>
  </ul>
</div>
<div class="content content1">
    <p>1. Content goes here</p>
</div>
<div class="content content2">
    <p>2. Content goes here</p>
</div>
<div class="content content3">
    <p>3. Content goes here</p>
</div>

js

function tabs(){
  $(".content").hide();

  if (location.hash !== "") {
    $('.tabs ul li:has(a[href="' + location.hash + '"])').addClass("active");
    var hash = window.location.hash.substr(1);
    var contentClass = "." + hash;
    $(contentClass).fadeIn();
  } else {
    $(".tabs ul li").first().addClass("active");
    $('.tabs').next().css("display", "block");
  }
}
tabs();

$(".tabs ul li").click(function(e) {
  $(".tabs ul li").removeAttr("class");
  $(this).addClass("active");
  $(".content").hide();
  var contentClass = "." + $(this).find("a").attr("href").substr(1);
  $(contentClass).fadeIn();
  window.location.hash = $(this).find("a").attr("href");
  e.preventDefault();
  return false;
});

没有任何哈希的URL.
http://output.jsbin.com/tojeja

URL without any hash.
http://output.jsbin.com/tojeja

带有主题标签的URL不会跳转到锚点.
http://output.jsbin.com/tojeja#content1

URL with hashtag that does not jumping to anchor.
http://output.jsbin.com/tojeja#content1