tinyMCE.addI18n('en.simple', {
    bold_desc: "Bold (Ctrl+B)",
    italic_desc: "Italic (Ctrl+I)",
    underline_desc: "Underline (Ctrl+U)",
    striketrough_desc: "Strikethrough",
    bullist_desc: "Unordered list",
    numlist_desc: "Ordered list",
    undo_desc: "Undo (Ctrl+Z)",
    redo_desc: "Redo (Ctrl+Y)",
    cleanup_desc: "Cleanup messy code"
});