AutoPatchWorkやendless scrollingを利用している時にも、読み込んだ次のページでポストの投稿時間が表示されるように修正した。また、Likeなどのページでも動作するように変更した。

tumblr_dashboard_show_post_time.user.js

// ==UserScript==
// @id             Tumblr Dashboard Show Post Time
// @name           Tumblr Dashboard Show Post Time
// @namespace      http://saitamanodoruji.tumblr.com/
// @author         saitamanodoruji
// @version        0.0.2
// @update         2012-02-11T02:31:23.029Z(GMT+09:00)
// @description    TumblrのDashboardなどのページでポストの横に投稿時間を表示する。
// @include        http://www.tumblr.com/dashboard*
// @include        http://www.tumblr.com/show/*
// @include        http://www.tumblr.com/likes*
// @include        http://www.tumblr.com/liked/by/*
// @include        http://www.tumblr.com/tagged/*
// @include        http://www.tumblr.com/blog/*
// @exclude        http://www.tumblr.com/dashboard/iframe*
// @exclude        http://www.tumblr.com/blog/*/new/*
// @exclude        http://www.tumblr.com/blog/*/reblog/*
// @run-at         document-end
// @priority       0
// @compatibility  Firefox 10.0(Scriptish 0.1.7, AutoPagerize 0.9.5), Chrome 17.0.963.46(AutoPagerize 0.3.4, AutoPatchWork 1.9.5), Safari 5.1.2(NinjaKit 0.8.5, AutoPagerize 0.3.3), Opera 11.61(AutoPatchWork 1.8.6) on Windows 7 Home Premium SP1 64bit
// @charset        UTF-8
// ==/UserScript==

/*jslint browser: true, maxerr: 50, maxlen: 80, indent: 4*/
// Edition 2012-02-03

(function executeShowPostTime(doc) {
    'use strict';

    var avatarAndIs, avatarAndIsLen, permalinks, permalinksLen, showPostTime,
        showPostTimeforNextPage;

    avatarAndIs = doc.querySelectorAll('[id^="post_"] > .avatar_and_i');
    avatarAndIsLen = avatarAndIs.length;
    permalinks = doc.querySelectorAll('.permalink');
    permalinksLen = permalinks.length;

    if (
        !(avatarAndIsLen && permalinksLen && avatarAndIsLen === permalinksLen)
    ) {
        return;
    }

    doc.head.appendChild(doc.createElement('style')).textContent = [
        '.posttime {',
        '  width: 64px !important;',
        '  position: absolute !important;',
        '  top: 70px !important;',
        '  left: -85px !important;',
        '  margin-top: 5px !important;',
        '  text-align: center !important;',
        '  color: #95A6BD !important;',
        '}',
        '.same_user_as_last .posttime {',
        '  top: 0 !important;',
        '  margin-top: 0 !important;',
        '}'
    ].join('\n');

    showPostTime = function showPostTime(avatarAndI, permalink) {
        avatarAndI.insertAdjacentHTML(
            'AfterEnd',
            '<div class="posttime">' +
                permalink.title
                .replace(/^View post - |,/g, '')
                .replace(/^([A-Z][a-z]{2})[a-z]+/, '$1') +
                '</div>'
        );
    };

    while (permalinksLen) {
        showPostTime(
            avatarAndIs[permalinksLen -= 1],
            permalinks[permalinksLen]
        );
    }

    showPostTimeforNextPage = function showPostTimeforNextPage(evt) {
        var target, avatarAndI, permalink;

        target = evt.target;

        if (!/^post_/.test(target.id)) {
            return;
        }

        avatarAndI = target.querySelector('.avatar_and_i');
        permalink = target.querySelector('.permalink');

        if (!(avatarAndI && permalink)) {
            return;
        }

        showPostTime(avatarAndI, permalink);
    };

    doc.addEventListener('DOMNodeInserted', showPostTimeforNextPage);
}(document));