@model IEnumerable<string>

@{ 
	bool horizontal = ((bool)(ViewContext.RouteData.Values["horizontalLayout"] ?? false));
	string wrapperClasses = horizontal ? "btn-group btn-group-sm btn-group-justified" : null;
}

<div class="@wrapperClasses">
	@Html.ActionLink("Home", "List", "Product", null, new { @class = horizontal ? "btn btn-default btn-sm" : "btn btn-block btn-default btn-lg" })

	@foreach (var link in Model)
	{
		@Html.RouteLink(link, 
			new { controller = "Product", action = "List", category = link, page = 1 },
			new { @class = (horizontal ? "btn btn-default btn-sm" : "btn btn-block btn-default btn-lg") + (link == ViewBag.SelectedCategory ? " btn-primary" : "") })
	}
</div>