Edit in JSFiddle

<div data-role="page">
    <div data-role="content">
        <form>
            <label for="search1">Regular Label</label>
            <input type="search" name="search1" id="search1" />
        </form>
        <form>
            <label for="search2">Mini Label</label>
            <input type="search" data-mini="true" name="search2" id="search2" />
        </form>
        <form>
            <div data-role="fieldcontain">
                <label for="search3">Fieldcontain Label</label>
                <input type="search" data-mini="true" name="search3" id="search3" />
            </div>
        </form>
        <form>
            <label for="search4" class="ui-hidden-accessible">Placeholder Label</label>
            <input type="search" name="search4" id="search4" placeholder="Placeholder text" />
        </form>
        <form>
            <label for="search5">Disabled label</label>
            <input type="search" name="search5" id="search5" disabled value="Disabled textbox value" />
        </form>
    </div>
</div>