New toggle breaks Chameleon

[petschki]

Traceback (innermost last):
  Module ZPublisher.WSGIPublisher, line 162, in transaction_pubevents
  Module ZPublisher.WSGIPublisher, line 359, in publish_module
  Module ZPublisher.WSGIPublisher, line 262, in publish
  Module ZPublisher.mapply, line 85, in mapply
  Module ZPublisher.WSGIPublisher, line 63, in call_object
  Module Products.PloneKeywordManager.browser.prefs_keywords_view, line 30, in __call__
  Module Products.Five.browser.pagetemplatefile, line 126, in __call__
  Module Products.Five.browser.pagetemplatefile, line 61, in __call__
  Module zope.pagetemplate.pagetemplate, line 135, in pt_render
  Module Products.PageTemplates.engine, line 332, in __call__
  Module z3c.pt.pagetemplate, line 176, in render
  Module chameleon.zpt.template, line 307, in render
  Module chameleon.template, line 214, in render
  Module chameleon.utils, line 75, in raise_with_traceback
  Module chameleon.template, line 192, in render
  Module 3826150332969b41b95d42c0bb11374c, line 2087, in render
  Module 04d9f06f80e5ec7035c428e2468672cf, line 382, in render_master
  Module f1e9a4127c5789494c67a6b6565e2902, line 864, in render_master
  Module 04d9f06f80e5ec7035c428e2468672cf, line 357, in __fill_content
  Module f1e9a4127c5789494c67a6b6565e2902, line 1526, in render_content
  Module 04d9f06f80e5ec7035c428e2468672cf, line 343, in __fill_main
  Module 3826150332969b41b95d42c0bb11374c, line 638, in __fill_prefs_configlet_main
chameleon.exc.ExpressionError: chameleon.exc.ExpressionError: $ must be doubled or followed by a simple path

 - String:     "$('.simkeywords').css('display', (this.checked)?'initial':'none')"
 - Filename:   /data/erinnern/.eggs/Products.PloneKeywordManager-3.0.2-py3.7.egg/Products/PloneKeywordManager/browser/prefs_keywords_view.pt
 - Location:   (line 79: col 52)
 - Source:     ... $('.simkeywords').css('display', (this.checked)?'initial':'none') ...
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

 - Expression: "provider:plone.abovecontent"
 - Filename:   ... egg/Products/CMFPlone/browser/templates/main_template.pt
 - Location:   (line 67: col 59)
 - Source:     ... 
                                       ^
 - Expression: "context/@@main_template/macros/master"
 - Filename:   ... oducts/CMFPlone/skins/plone_prefs/prefs_main_template.pt
 - Location:   (line 2: col 30)
 - Source:     ... tal:use-macro="context/@@main_template/macros/master">
                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 - Expression: "context/prefs_main_template/macros/master"
 - Filename:   ... ducts/PloneKeywordManager/browser/prefs_keywords_view.pt
 - Location:   (line 3: col 23)
 - Source:     ... l:use-macro="context/prefs_main_template/macros/master"
                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 - Arguments:  template: <Products.Five.browser.pagetemplatefile.ViewPageTemplateFile object at 0x7f9a1d6a86d0>
               options: {}
               args: ({},)
               nothing: None
               modules: <Products.PageTemplates.ZRPythonExpr._SecureModuleImporter object at 0x7f9a4885f2d0>
               request: <WSGIRequest, URL=https://zmi.erinnern.at/plone/prefs_keywords_view>
               view: <Products.Five.browser.metaconfigure.SimpleViewClass from /data/erinnern/.eggs/Products.PloneKeywordManager-3.0.2-py3.7.egg/Products/PloneKeywordManager/browser/prefs_keywords_view.pt object at 0x7f9a1e01e790>
               context: <PloneSite at /plone>
               views: <Products.Five.browser.pagetemplatefile.ViewMapper object at 0x7f9a1e00e590>
               here: <PloneSite at /plone>
               container: <PloneSite at /plone>
               root: <Application at >
               traverse_subpath: []
               user: <PropertiedUser 'erinnern'>
               default: <DEFAULT>
               repeat: <Products.PageTemplates.engine.RepeatDictWrapper object at 0x7f9a1d0badc0>
               loop: {'fld': <Products.PageTemplates.engine.RepeatItem object at 0x7f9a1e187d90>}
               target_language: None
               translate: <function BaseTemplate.render.<locals>.translate at 0x7f9a1de044d0>
               macroname: 'master'