my blog

Insert this code into your template.php in your theme and you gain control over which fields are editable using TINYMCE

function phptemplate_tinymce_theme($init, $textarea_name, $theme_name, $is_running) {
switch ($textarea_name) {
// Disable tinymce for these textareas
case 'log': // book and page log
case 'img_assist_pages':
case 'caption': // signature
case 'pages':
case 'access_pages': //TinyMCE profile settings.
case 'user_mail_welcome_body': // user config settings
case 'user_mail_approval_body': // user config settings
case 'user_mail_pass_body': // user config settings
case 'synonyms': // taxonomy terms
//case 'description': // taxonomy description **** THIS ELEMENT IS THE ONE WHICH STOPS THE DESCRIPTION FROM BEING TINY MCE, COMMENT IT OUT *****
unset($init);
break;

// Force the 'simple' theme for some of the smaller textareas.
case 'signature':
case 'site_mission':
case 'site_footer':
case 'site_offline_message':
case 'page_help':
case 'user_registration_help':
case 'user_picture_guidelines':
$init['theme'] = 'simple';
foreach ($init as $k => $v) {
if (strstr($k, 'theme_advanced_')) unset($init[$k]);
}
break;
}

/* Example, add some extra features when using the advanced theme.

// If $init is available, we can extend it
if (isset($init)) {
switch ($theme_name) {
case 'advanced':
$init['extended_valid_elements'] = array('a[href|target|name|title|onclick]');
break;
}
}

*/

// Always return $init
return $init;
}