         super
 
         @basicCommands = [
-            {
-                name: 'Interrupt'
-                value: 'interrupt-kernel'
-                language: null
-            },
-            {
-                name: 'Restart'
-                value: 'restart-kernel'
-                language: null
-            },
-            {
-                name: 'Shut Down'
-                value: 'shutdown-kernel'
-                language: null
-            },
+            name: 'Interrupt'
+            value: 'interrupt-kernel'
+        ,
+            name: 'Restart'
+            value: 'restart-kernel'
+        ,
+            name: 'Shut Down'
+            value: 'shutdown-kernel'
         ]
 
         @wsKernelCommands = [
-            {
-                name: 'Rename'
-                value: 'rename-kernel'
-                language: null
-            },
-            {
-                name: 'Disconnect from'
-                value: 'disconnect-kernel'
-                language: null
-            }
+            name: 'Rename session for'
+            value: 'rename-kernel'
+        ,
+            name: 'Disconnect from'
+            value: 'disconnect-kernel'
         ]
 
         @onConfirmed = null
-        @addClass('kernel-signal-selector')
         @list.addClass('mark-active')
         @setItems([])
 

            return @setItems []

        # add basic commands for the current grammar language
        basicCommands = @basicCommands.map (command) ->
            name =
                command.name + ' ' + kernel.kernelSpec.display_name + ' kernel'
            return {
                name: name
                value: command.value
                grammar: grammar
                language: language
                kernel: kernel
            }

        if kernel instanceof WSKernel
            wsKernelCommands = @wsKernelCommands.map (command) ->
                name =
                    command.name + ' ' + kernel.kernelSpec.display_name + ' kernel'
                return {
                    name: name
                    value: command.value
                    grammar: grammar
                    language: language
                    kernel: kernel

            # add commands to switch to other kernels
            @kernelManager.getAllKernelSpecsFor language, (kernelSpecs) =>
                _.pull kernelSpecs, kernel.kernelSpec

                switchCommands = kernelSpecs.map (kernelSpec) =>
                    return {
                        name: @_getCommandName 'Switch to', kernelSpec
                        command: 'switch-kernel'
                        grammar: grammar
                        language: language
                        kernelSpec: kernelSpec
                    }

                @setItems _.union basicCommands, switchCommands


    _getCommandName: (name, kernelSpec) ->
        return name + ' ' + kernelSpec.display_name + ' kernel'


    confirmed: (item) ->
        console.log 'Selected command:', item
        @onConfirmed?(item)
        @cancel()

