guacamole/src/main/webapp/app/client/templates/guacClientPanel.html

<div class="client-panel"
     ng-class="{ 'has-clients': hasClients(), 'hidden' : panelHidden() }">

    <!-- Toggle panel visibility -->
    <div class="client-panel-handle" ng-click="togglePanel()"></div>

    <!-- List of connection thumbnails -->
    <ul class="client-panel-connection-list">
        <li ng-repeat="client in clients | toArray | orderBy: [ '-value.lastUsed', 'value.title' ]"
            ng-class="{ 'needs-attention' : hasStatusUpdate(client.value) }"
            ng-show="isManaged(client.value)"
            class="client-panel-connection">

            <!-- Close connection -->
            <button class="close-other-connection" ng-click="disconnect(client.value)">
                <img ng-attr-alt="{{ 'CLIENT.ACTION_DISCONNECT' | translate }}"
                     ng-attr-title="{{ 'CLIENT.ACTION_DISCONNECT' | translate }}"
                     src="images/x.png">
            </button>

            <!-- Thumbnail -->
            <a href="#/client/{{client.value.id}}">
                <div class="thumbnail">
                    <guac-thumbnail client="client.value"></guac-thumbnail>
                </div>
                <div class="name">{{ client.value.title }}</div>
            </a>

        </li>
    </ul>

</div>