<div class="row">
    <div class="span10">
        <form data-bind="submit: AddDepartment">
            <input type="text" class="input-large" placeholder="Department Name" />
            <button type="submit" class="btn">Add</button>
        </form>
    </div>
</div>

<form data-bind="submit: AddDepartment" class="form-inline">

<div class="row">
    <div class="span10">
        <form data-bind="submit: AddDepartment">
            <div class="input-append">
                <input type="text" class="input-large" placeholder="Department Name" />
                <button type="submit" class="btn">Add</button>
            </div>
        </form>
    </div>
</div>