<div class="cg">
        <label class="cl">Keywords</label>
        <div class="controls">
            <input id="id_search"
                   ui-select2 = "{multiple: true, simple_tags: true, tags: []}"
                   />
             <div class="qs"
                  popover-placement="left"
                  popover-trigger="mouseenter"
                  popover="Type your search"></i></div>
            <a ng-click="changeStatus()">Advanced</a>
        </div>
    </div>

    <div class="cg" ng-show="form_element.status">
        <label class="cl">Must not include</label>
        <div class="controls">
            <input id="id_must_not_include"
                   class="input-block-level"
                   ng-disabled="tagItem.perm == 'r'"
                   ui-select2 = "{multiple: true, simple_tags: true, tags: []}"
                   ng-model="not_include"/>
            <div class="qs"
                 ng-show="is_modal"
                 tooltip="Must not include words."
                 tooltip-placement="left"><i class="icon-question-sign"></i></div>
            <span class="help-block" ng-hide="is_modal"></span>
        </div>
    </div>

    <div class="cg" ng-show="form_element.status">
        <label class="cl">Must include</label>
        <div class="controls">
            <input id="id_must_include"
                   class="input-block-level"
                   ng-disabled="tagItem.perm == 'r'"
                   ui-select2 = "{multiple: true, simple_tags: true, tags: []}"
                   ng-model="must_include"/>
            <div class="qs"
                 ng-show="is_modal"
                 tooltip="Must include words."
                 tooltip-placement="left"><i class="icon-question-sign"></i></div>
            <span class="help-block" ng-hide="is_modal"></span>
        </div>
    </div>

App.controller('Ctrl1', function Ctrl1 ($scope, TestService) {
    $scope.isAdvancedState = false;

    $scope.changeStatus = function() {
        $scope.isAdvancedState = true;
    }
});