** with the current nonce, else no SCRIPT tag is emitted.
**
** Requires that builtin_emit_script_fossil_bootstrap() has already been
** called in order to initialize the window.fossil.page object.
*/
void ajax_emit_js_preview_modes(int addScriptTag){
  if(addScriptTag){
    style_emit_script_tag(0,0);
    style_script_begin(__FILE__,__LINE__);
    CX("\n");
  }
  CX("fossil.page.previewModes={"
     "guess: %d, %d: 'guess', wiki: %d, %d: 'wiki',"
     "htmlIframe: %d, %d: 'htmlIframe', "
     "htmlInline: %d, %d: 'htmlInline', "
     "text: %d, %d: 'text'"
     "};\n",
     AJAX_RENDER_GUESS, AJAX_RENDER_GUESS,
     AJAX_RENDER_WIKI, AJAX_RENDER_WIKI,
     AJAX_RENDER_HTML_IFRAME, AJAX_RENDER_HTML_IFRAME,
     AJAX_RENDER_HTML_INLINE, AJAX_RENDER_HTML_INLINE,
     AJAX_RENDER_PLAIN_TEXT, AJAX_RENDER_PLAIN_TEXT);
  if(addScriptTag){
    style_emit_script_tag(1,0);
    style_script_end();
  }
}

/*
** Returns a value from the ajax_render_modes enum, based on the
** given mime type string (which may be NULL), defaulting to
** AJAX_RENDER_PLAIN_TEXT.