In Nivo-banner you can use nivo slider effects for the banners. Your can create as many banner groups you want and call it in any page.
Its simple and free to use.
Easy to use admin panel.
Full admin controls.
Easy implementation.
To call the banner in pages just copy and paste the below code.
{{block type="nivobanner/nivobanner" name="nivobanner.home" banner_group_code="home_banner" template="nivobanner/nivobanner.phtml"}}