<template name="hangingProtocolButtons">
    <button id="previousPresentationGroup" type="button"
            class="imageViewerCommand btn btn-sm btn-default"
            data-container="body"
            data-toggle="tooltip"
            data-placement="bottom"
            title="Previous presentation group"
            disabled="{{ #unless isPreviousAvailable }} true {{ /unless }}">
        <span class="fa fa-step-backward"></span>
    </button>
    <button id="nextPresentationGroup" type="button"
            class="imageViewerCommand btn btn-sm btn-default"
            data-container="body"
            data-toggle="tooltip"
            data-placement="bottom"
            title="Next presentation group"
            disabled="{{ #unless isNextAvailable }} true {{ /unless }}">
        <span class="fa fa-step-forward"></span>
    </button>
</template>