Tia wenn man es richtrig macht dann geht es auch...
Meister passt die Übersetzung so jetzt?
Ganzes Script:
Code
		
					
				(function() {
   if (location != 'chrome://browser/content/browser.xul')
      return;
   try {
      CustomizableUI.createWidget({
         id: 'quick-media-codec-button',
         type: 'custom',
         defaultArea: CustomizableUI.AREA_NAVBAR,
         onBuild: function(aDocument) {
            var button = aDocument.createElementNS('http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul', 'toolbarbutton');
            var attributes = {
               id: 'quick-media-codec-button',
               class: 'toolbarbutton-1 chromeclass-toolbar-additional',
               removable: 'true',
               label: 'Quick Media Codec',             
               tooltiptext: Services.prefs.getBoolPref('media.play-stand-alone') ?
                  'Quick Media Codec ist aktiviert' : 'Quick Media Codec ist deaktiviert',
               oncommand: '(' + onCommand.toString() + ')()'
            };
            for (var a in attributes) {
               button.setAttribute(a, attributes[a]);
            };
            function onCommand() {
               var isEnabled = !Services.prefs.getBoolPref('media.play-stand-alone');
               Services.prefs.setBoolPref('media.play-stand-alone', isEnabled);
               var windows = Services.wm.getEnumerator('navigator:browser');
               while (windows.hasMoreElements()) {
                  let button = windows.getNext().document.getElementById('quick-media-codec-button');
                  if (isEnabled)
                     button.setAttribute('tooltiptext', 'Quick Media Codec ist aktiviert')
                  else
                     button.setAttribute('tooltiptext', 'Quick Media Codec ist deaktiviert');
               };
            };
            return button;
         }
      });
   } catch(e) { };
   var css =
      '#quick-media-codec-button[tooltiptext="Quick Media Codec ist aktiviert"] {list-style-image: url(data:image/png;base64,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)} ' +
      '#quick-media-codec-button[tooltiptext="Quick Media Codec ist deaktiviert"] {list-style-image: url(data:image/png;base64,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)} ';
   var stylesheet = document.createProcessingInstruction('xml-stylesheet', 'type="text/css" href="data:text/css;utf-8,' + encodeURIComponent(css) + '"');
   document.insertBefore(stylesheet, document.documentElement);
})();Mfg.
Endor
 
		
		
	 
															
		 :klasse:
:klasse: