tinyMCE.init({
    theme : "advanced",
    theme_advanced_buttons1: "bold, italic, underline, separator, link, unlink, separator, undo, redo, separator, cleanup, separator, bullist, numlist",
    theme_advanced_buttons2: "",
    theme_advanced_buttons3: "",
    valid_elements : "a[href|target=_blank],strong, b,div,p[paragraph],i/em,u/span[underline_text],ol,ul,li,br",
});