     @showPreview = options.preview.showInitially or no
 
     @previewOnOffLabel = new KDLabelView
-      cssClass : "preview_switch_label"
-      title: "Preview"
+      cssClass      : "preview_switch_label"
+      title         : "Preview"
+      tooltip       :
+        title       : "Show/hide the Text Preview Box"
     @previewOnOffSwitch = new KDOnOffSwitch
       label         : @previewOnOffLabel
       size          : "tiny"

    @previewOnOffContainer = new KDView
      cssClass : "preview_switch"

    @previewOnOffContainer.addSubView @previewOnOffLabel
    @previewOnOffContainer.addSubView @previewOnOffSwitch


    options.preview.language      or= "markdown"
    options.preview.showInitially ?= yes
    options.preview.mirrorScroll  ?= yes
    options.allowMaximized        ?= yes
    options.showHelperModal       ?= yes

    options.keyup ?= (event)=>
      if @options.preview.autoUpdate
