User:Torgurdurduluk/vector.js

$('#wpTextbox1').wikiEditor('addToToolbar', { section: 'advanced',  group: 'format',  tools: {    buttonId: {      label: 'Comment visible only for editors',      type: 'button',      icon: '//upload.wikimedia.org/wikipedia/commons/f/f9/Toolbaricon_regular_S_stroke.png',      action: {        type: 'encapsulate',        options: {          pre: ""        }      }    }  } });