                   </span>
                 </form>
               </div>
-              <div class="col-md-2 column ">
+              <div class="col-md-2">
                 <button class="btn btn-primary" id="nml-merge">Merge</button>
               </div>
             </div>
           </div>
           <div class="form-group">
             <label for="explorativs">Explorativs</label>
-            <div class="row clearfix">
-              <div class="col-md-10 column explorativs"></div>
-              <div class="col-md-2 column ">
+            <div class="row">
+              <div class="col-md-10 explorativs"></div>
+              <div class="col-md-2">
                 <button class="btn btn-primary" id="explorativs-merge">Merge</button>
               </div>
             </div>

      @explorativs.show(@explorativSelectionView)
    )

  mergeTask : ->
    taskId = @ui.task.find("select :selected").val()
    url = "/annotations/CompoundTask/#{taskId}/merge/#{@_model.tracingType}/#{@_model.tracingId}"
    @merge(url)

  mergeTaskType : ->
    taskTypeId = @ui.tasktype.find("select :selected").prop("id")
    url = "/annotations/CompoundTaskType/#{taskTypeId}/merge/#{@_model.tracingType}/#{@_model.tracingId}"
    @merge(url)

  mergeProject : ->
    projectId = @ui.project.find("select :selected").prop("id")
    url = "/annotations/CompoundProject/#{projectId}/merge/#{@_model.tracingType}/#{@_model.tracingId}"
    @merge(url)

  mergeNml : ->
    if(nml == "")
      Toast.error("Please upload NML file")
    else
      url = "/annotations/#{nml.typ}/#{nml.id}/merge/#{@_model.tracingType}/#{@_model.tracingId}"
      @merge(url)

  mergeExplorativs : ->
    explorativId = @ui.explorativs.find("select :selected").prop("id")
    url = "/annotations/Explorational/#{explorativId}/merge/#{@_model.tracingType}/#{@_model.tracingId}"
    @merge(url)

  destroyModal : ->


    "formSpinnerIcon"      : "#form-spinner-icon"
    "formUploadIcon"       : "#form-upload-icon"


  initialize : (options) ->

    @_model = options._model
    @nml = ""


  show : ->

    @$el.modal("show")

    $.ajax(url : "/api/user").done((user) =>

      @taskSelectionView = new SelectionView(
        collection : new  TaskCollection()
