Adds a button on time entries page to create a daily report for a user.

basecamp-daily-report.user.js

// ==UserScript==
// @match https://objectreload.basecamphq.com/projects/*
// ==/UserScript==

var container = document.getElementById('report_link_block'),
    link = document.createElement('a'),
    content = document.createTextNode('Create a daily report'),
    date = new Date(),
    user,
    path;

if (container) {
    user = document.querySelector('#settings_signout_and_help a:first-child').href.split("/").slice(-2, -1);
    date = date.getFullYear() + '-' + (date.getMonth() + 1) + '-' + date.getDate();
    path = '/report?subject_id=' + user + '&from=' + date + '&to=' + date;

    link.appendChild(content);
    link.className = "admin";
    link.href = document.location.href + path;
    container.appendChild(document.createTextNode(' | '));
    container.appendChild(link);
}

Works also with Firefox greasemonkey