       <form class="form-horizontal" name="teamCreationForm" ng-submit="addTeam()">
          <!-- name-input -->
          <div class="form-group">
            <label for="team_name" class="col-sm-2 control-label text-left">名称</label>
            <div class="col-sm-10">
              <input
                type="text"
                class="form-control"
                id="team_name"
                name="team_name"
                ng-model="formValues.Name"
                ng-change="checkNameValidit